Bundle: Elementary Technical Mathematics, Loose-leaf Version, 12th + WebAssign Printed Access Card, Single-Term
12th Edition
ISBN: 9781337890199
Author: Dale Ewen
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 3.7, Problem 5E
Fill in each blank, rounding each result to three significant digits when necessary. (Small differences in the last significant digit of answers are acceptable due to the choice of any conversion factor that has been rounded.)
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Does the series converge or diverge
Does the series converge or diverge
Diverge or conver
Chapter 3 Solutions
Bundle: Elementary Technical Mathematics, Loose-leaf Version, 12th + WebAssign Printed Access Card, Single-Term
Ch. 3.1 - Give the metric prefix for each value: 1000Ch. 3.1 - Give the metric prefix for each value: 100Ch. 3.1 - Give the metric prefix for each value: 0.01Ch. 3.1 - Give the metric prefix for each value: 0.1Ch. 3.1 - Give the metric prefix for each value: 0.001Ch. 3.1 - Give the metric prefix for each value: 10Ch. 3.1 - Give the metric prefix for each value: 1,000,000Ch. 3.1 - Give the metric prefix for each value: 0.000001Ch. 3.1 - Give the SI symbol for each prefix: hectoCh. 3.1 - Give the SI symbol for each prefix: kilo
Ch. 3.1 - Give the SI symbol for each prefix: deciCh. 3.1 - Give the SI symbol for each prefix: milliCh. 3.1 - Give the SI symbol for each prefix: centiCh. 3.1 - Prob. 14ECh. 3.1 - Give the SI symbol for each prefix: microCh. 3.1 - Give the SI symbol for each prefix: megaCh. 3.1 - Write the abbreviation for each quantity: 65...Ch. 3.1 - Write the abbreviation for each quantity: 125...Ch. 3.1 - Write the abbreviation for each quantity: 82...Ch. 3.1 - Write the abbreviation for each quantity: 205...Ch. 3.1 - Write the abbreviation for each quantity: 36...Ch. 3.1 - Write the abbreviation for each quantity: 75...Ch. 3.1 - Write the abbreviation for each quantity: 19...Ch. 3.1 - Write the abbreviation for each quantity: 5...Ch. 3.1 - Prob. 25ECh. 3.1 - Write the SI unit for each abbreviation: 15 LCh. 3.1 - Write the SI unit for each abbreviation: 36 kgCh. 3.1 - Write the SI unit for each abbreviation: 85 mmCh. 3.1 - Prob. 29ECh. 3.1 - Write the SI unit for each abbreviation: 9damCh. 3.1 - Write the SI unit for each abbreviation: 135 mLCh. 3.1 - Prob. 32ECh. 3.1 - Write the SI unit for each abbreviation: 45 mACh. 3.1 - Write the SI unit for each abbreviation: 75 MWCh. 3.1 - Prob. 35ECh. 3.1 - Prob. 36ECh. 3.1 - The basic SI unit of electric current is ____.Ch. 3.1 - Prob. 38ECh. 3.1 - The common SI units of volume are ____ and ____.Ch. 3.1 - Prob. 40ECh. 3.2 - Which is longer? 1metreor1millimetreCh. 3.2 - Prob. 2ECh. 3.2 - Which is longer? 1metreor1kilometreCh. 3.2 - Prob. 4ECh. 3.2 - Which is longer? 1centimetreor1millimetreCh. 3.2 - Which is longer? 1killometreor1centimetreCh. 3.2 - Fill in each blank: 1m=mmCh. 3.2 - Fill in each blank: 1km=mCh. 3.2 - Fill in each blank: 1cm=mCh. 3.2 - Fill in each blank: 1m=cmCh. 3.2 - Fill in each blank: 1m=kmCh. 3.2 - Prob. 12ECh. 3.2 - Fill in each blank: 1mm=mCh. 3.2 - Prob. 14ECh. 3.2 - Fill in each blank: 1cm=mmCh. 3.2 - Fill in each blank: 1mm=cmCh. 3.2 - Fill in each blank: 1dam=dmCh. 3.2 - Prob. 18ECh. 3.2 - Which metric unit (km,m,cm,ormm ) should you use...Ch. 3.2 - Which metric unit (km,m,cm,ormm ) should you use...Ch. 3.2 - Prob. 21ECh. 3.2 - Which metric unit (km,m,cm,ormm ) should you use...Ch. 3.2 - Which metric unit (km,m,cm,ormm ) should you use...Ch. 3.2 - Which metric unit (km,m,cm,ormm ) should you use...Ch. 3.2 - Which metric unit (km,m,cm,ormm ) should you use...Ch. 3.2 - Prob. 26ECh. 3.2 - Prob. 27ECh. 3.2 - Prob. 28ECh. 3.2 - Prob. 29ECh. 3.2 - Fill in each blank with the most reasonable unit...Ch. 3.2 - Prob. 31ECh. 3.2 - Fill in each blank with the most reasonable unit...Ch. 3.2 - Prob. 33ECh. 3.2 - Fill in each blank with the most reasonable unit...Ch. 3.2 - Prob. 35ECh. 3.2 - Fill in each blank with the most reasonable unit...Ch. 3.2 - Prob. 37ECh. 3.2 - Prob. 38ECh. 3.2 - Read the measurements indicated by the letters on...Ch. 3.2 - Use a metric ruler to measure each line segment....Ch. 3.2 - Prob. 41ECh. 3.2 - Prob. 42ECh. 3.2 - Prob. 43ECh. 3.2 - Prob. 44ECh. 3.2 - Prob. 45ECh. 3.2 - Prob. 46ECh. 3.2 - Prob. 47ECh. 3.2 - Prob. 48ECh. 3.2 - Change 675 m to km.Ch. 3.2 - Change 450 cm to m.Ch. 3.2 - Change 1540 mm to m.Ch. 3.2 - Change 3.2 km to m.Ch. 3.2 - Change 65 cm to m.Ch. 3.2 - Change 1.4 m to mm.Ch. 3.2 - Chagne7.3 m to cm.Ch. 3.2 - Change 0.25 km to m.Ch. 3.2 - Change 1250 m to km.Ch. 3.2 - Change 4.5 m to cm.Ch. 3.2 - Change 275 mm to cm.Ch. 3.2 - Change 48 cm to mm.Ch. 3.2 - Change 125 mm to cm.Ch. 3.2 - Change 0.75 m to m.Ch. 3.2 - Prob. 63ECh. 3.3 - Which is larger? 1 gram or 1 milligramCh. 3.3 - Which is larger? 1 gram or 1 kilogramCh. 3.3 - Which is larger? 1 milligram or 1 kilogramCh. 3.3 - Which is larger? 1 metric ton or 1 kilogramCh. 3.3 - Which is larger? 1 milligram or 1 microgramCh. 3.3 - Which is larger? 1 kilogram or 1 microgramCh. 3.3 - Fill in each blank: 1g=mgCh. 3.3 - Fill in each blank: 1kg=gCh. 3.3 - Fill in each blank: 1cg=gCh. 3.3 - Fill in each blank: 1mg=gCh. 3.3 - Fill in each blank: 1metricton=kgCh. 3.3 - Fill in each blank: 1g=cgCh. 3.3 - Fill in each blank: 1mg=gCh. 3.3 - Fill in each blank: 1g=mgCh. 3.3 - Which metric unit (kg, g, mg, or metric ton)...Ch. 3.3 - Which metric unit (kg, g, mg, or metric ton)...Ch. 3.3 - Prob. 17ECh. 3.3 - Prob. 18ECh. 3.3 - Which metric unit (kg, g, mg, or metric ton)...Ch. 3.3 - Prob. 20ECh. 3.3 - Which metric unit (kg, g, mg, or metric ton)...Ch. 3.3 - Prob. 22ECh. 3.3 - Prob. 23ECh. 3.3 - Which metric unit (kg, g, mg, or metric ton)...Ch. 3.3 - Prob. 25ECh. 3.3 - Fill in each blank with the most reasonable unit...Ch. 3.3 - Prob. 27ECh. 3.3 - Fill in each blank with the most reasonable unit...Ch. 3.3 - Prob. 29ECh. 3.3 - Fill in each blank with the most reasonable unit...Ch. 3.3 - Prob. 31ECh. 3.3 - Prob. 32ECh. 3.3 - Prob. 33ECh. 3.3 - Prob. 34ECh. 3.3 - Change 875 g to kg.Ch. 3.3 - Change 127 mg to g.Ch. 3.3 - Change 85 g to mg.Ch. 3.3 - Change 1.5 kg to g.Ch. 3.3 - Change 3.6 kg to g.Ch. 3.3 - Change 430 g to mg.Ch. 3.3 - Change 270 mg to g.Ch. 3.3 - Change 1350 g to kg.Ch. 3.3 - Change 885 g to mg.Ch. 3.3 - Change 18 mg to g.Ch. 3.3 - Change 375 g to mg.Ch. 3.3 - Prob. 46ECh. 3.3 - Prob. 47ECh. 3.3 - Prob. 48ECh. 3.3 - Prob. 49ECh. 3.3 - Prob. 50ECh. 3.3 - Prob. 51ECh. 3.4 - Which is larger? 1 litre or 1 millilitreCh. 3.4 - Which is larger? 1 millilitre or 1 kilolitreCh. 3.4 - Which is larger? 1 cubic millimeter or 1 cubic...Ch. 3.4 - Which is larger? 1 cubic metre or 1 litreCh. 3.4 - Which is larger? 1 square kilometer or 1 hectreCh. 3.4 - Which is larger? 1 square centimeter or 1 square...Ch. 3.4 - Fill in each blank: 1L=mLCh. 3.4 - Fill in each blank: 1mL=LCh. 3.4 - Fill in each blank: 1m3=cm3Ch. 3.4 - Fill in each blank: 1mm3=cm3Ch. 3.4 - Fill in each blank: 1cm2=mm2Ch. 3.4 - Fill in each blank: 1km2=haCh. 3.4 - Fill in each blank: 1m3=LCh. 3.4 - Prob. 14ECh. 3.4 - Which metric unit (m3,L,mL,m2,cm2,orha) should you...Ch. 3.4 - Prob. 16ECh. 3.4 - Prob. 17ECh. 3.4 - Which metric unit (m3,L,mL,m2,cm2,orha) should you...Ch. 3.4 - Prob. 19ECh. 3.4 - Which metric unit (m3,L,mL,m2,cm2,orha) should you...Ch. 3.4 - Which metric unit (m3,L,mL,m2,cm2,orha) should you...Ch. 3.4 - Prob. 22ECh. 3.4 - Prob. 23ECh. 3.4 - Which metric unit (m3,L,mL,m2,cm2,orha) should you...Ch. 3.4 - Prob. 25ECh. 3.4 - Prob. 26ECh. 3.4 - Fill in each blank with the most reasonable unit...Ch. 3.4 - Fill in each blank with the most reasonable unit...Ch. 3.4 - Prob. 29ECh. 3.4 - Fill in each blank with the most reasonable unit...Ch. 3.4 - Prob. 31ECh. 3.4 - Fill in each blank with the most reasonable unit...Ch. 3.4 - Prob. 33ECh. 3.4 - Fill in each blank with the most reasonable unit...Ch. 3.4 - Prob. 35ECh. 3.4 - Prob. 36ECh. 3.4 - Fill in each blank with the most reasonable unit...Ch. 3.4 - Prob. 38ECh. 3.4 - Prob. 39ECh. 3.4 - Change 0.60 L to mL.Ch. 3.4 - Prob. 41ECh. 3.4 - Prob. 42ECh. 3.4 - Change 85 cm3 to mL.Ch. 3.4 - Change 650 L to m3.Ch. 3.4 - Prob. 45ECh. 3.4 - Change 18 m2 to cm2.Ch. 3.4 - Prob. 47ECh. 3.4 - Prob. 48ECh. 3.4 - What is mass of 500 mL of water?Ch. 3.4 - Prob. 50ECh. 3.4 - How many hectares are contained in a rectangular...Ch. 3.4 - How many hectares are contained in a rectangular...Ch. 3.5 - Which is larger? 1 amp or 1 milliampCh. 3.5 - Which is larger? 1 microsecond or 1 picosecondCh. 3.5 - Prob. 3ECh. 3.5 - Which is larger? 1 megawatt or 1 milliwattCh. 3.5 - Which is larger? 1 kilovolt or 1 megavoltCh. 3.5 - Prob. 6ECh. 3.5 - Prob. 7ECh. 3.5 - Write the abbreviation for each unit: 7 millivoltsCh. 3.5 - Write the abbreviation for each unit: 17...Ch. 3.5 - Write the abbreviation for each unit: 1.2 amperesCh. 3.5 - Prob. 11ECh. 3.5 - Prob. 12ECh. 3.5 - Write the abbreviation for each unit: 540 ohmsCh. 3.5 - Write the abbreviation for each unit: 70...Ch. 3.5 - Prob. 15ECh. 3.5 - Fill in each blank: 1mA=ACh. 3.5 - Fill in each blank: 1ns=sCh. 3.5 - Fill in each blank: 1day=sCh. 3.5 - Fill in each blank: 1A=ACh. 3.5 - Fill in each blank: 1F=FCh. 3.5 - Fill in each blank: 1V=MVCh. 3.5 - Fill in each blank: 1Hz=kHzCh. 3.5 - Prob. 23ECh. 3.5 - Change 18 kW to W.Ch. 3.5 - Change 350 ms to s.Ch. 3.5 - Change 1 h 25 min 16 s to s.Ch. 3.5 - Prob. 27ECh. 3.5 - Change 15 MV to kV.Ch. 3.5 - Change 175 F to mF.Ch. 3.5 - Prob. 30ECh. 3.5 - Prob. 31ECh. 3.5 - Prob. 32ECh. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Use figure 3.14 to choose the most reasonable...Ch. 3.6 - Fill in each blank: 77F=CCh. 3.6 - Fill in each blank: 45C=FCh. 3.6 - Fill in each blank: 325C=FCh. 3.6 - Fill in each blank: 140F=CCh. 3.6 - Fill in each blank: 16C=FCh. 3.6 - Fill in each blank: 5F=CCh. 3.6 - Fill in each blank: 16F=CCh. 3.6 - Fill in each blank: 40C=FCh. 3.6 - Fill in each blank: 78C=FCh. 3.6 - Fill in each blank: 10F=CCh. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Prob. 6ECh. 3.7 - Prob. 7ECh. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Fill in each blank, rounding each result to three...Ch. 3.7 - Prob. 10ECh. 3.7 - Prob. 11ECh. 3.7 - A hole is 35 mm wide. How many inches wide is it?Ch. 3.7 - The diameter of a bolt is 0.425 in. Express this...Ch. 3.7 - Prob. 14ECh. 3.7 - Prob. 15ECh. 3.7 - How many pounds does a 150-kg satellite weigh?Ch. 3.7 - An iron bar weighs 2 lb 6 oz. Express its weight...Ch. 3.7 - Prob. 18ECh. 3.7 - Prob. 19ECh. 3.7 - A micro wheel weighs 0.045 oz. What is its weight...Ch. 3.7 - A hole is to be drilled in a metal plate 5 in. in...Ch. 3.7 - A can contains 15 oz of tomato sauce. How many...Ch. 3.7 - Prob. 23ECh. 3.7 - Prob. 24ECh. 3.7 - How many ft2arein140yd2?Ch. 3.7 - How many m2arein15yd2?Ch. 3.7 - Prob. 27ECh. 3.7 - How many ft2 are in rectangle 12.6 yd long and 8.6...Ch. 3.7 - How many ft2 are in a rectangle 12.6 m long and...Ch. 3.7 - Prob. 30ECh. 3.7 - Prob. 31ECh. 3.7 - Change5473in3tocm3.Ch. 3.7 - howmanymm3areinin3?Ch. 3.7 - Howmanyin3arein25cm3?Ch. 3.7 - Prob. 35ECh. 3.7 - Prob. 36ECh. 3.7 - A commercial space 60 ft wide and 90 ft deep rents...Ch. 3.7 - A concrete sidewalk is to be built (as shown in...Ch. 3.7 - How many acres are in a rectangular field that...Ch. 3.7 - How many acres are in a rectangular field that...Ch. 3.7 - How many hectares are in the field in Exercise 39?Ch. 3.7 - Prob. 42ECh. 3.7 - A house lot measures 145 ft by 186 ft. What part...Ch. 3.7 - How many acres are in 14mi2?Ch. 3.7 - Prob. 45ECh. 3.7 - How many acres are in 520 square rods?Ch. 3.7 - A corn yield of 10,550 kg/ha is equivalent to how...Ch. 3.7 - A soybean yield of 45 by/acre is equivalent to how...Ch. 3.7 - How many acres are in eight 30-in. rows 440 yards...Ch. 3.7 - a. How many rows 30 in. apart can be planted in a...Ch. 3.7 - For Octoberfest, a vender purchased 15 kg of...Ch. 3.7 - Prob. 52ECh. 3.7 - Change25.6kg/cm2tolb/in2.Ch. 3.7 - Prob. 54ECh. 3.7 - Prob. 55ECh. 3.7 - Change415lb/ft3tog/cm3.Ch. 3 - Given the metric prefix for each value: 0.001Ch. 3 - Given the metric prefix for each value: 1000Ch. 3 - Prob. 3RCh. 3 - Give the SI abbreviation for each prefix: microCh. 3 - Prob. 5RCh. 3 - Write the SI abbreviation for each quantity: 8.3...Ch. 3 - Prob. 7RCh. 3 - Prob. 8RCh. 3 - Prob. 9RCh. 3 - Prob. 10RCh. 3 - Prob. 11RCh. 3 - Prob. 12RCh. 3 - Prob. 13RCh. 3 - Prob. 14RCh. 3 - Prob. 15RCh. 3 - Fill in each blank: 6.1kg=gCh. 3 - Prob. 17RCh. 3 - Prob. 18RCh. 3 - Prob. 19RCh. 3 - Prob. 20RCh. 3 - Prob. 21RCh. 3 - Prob. 22RCh. 3 - Prob. 23RCh. 3 - Prob. 24RCh. 3 - Prob. 25RCh. 3 - Prob. 26RCh. 3 - Prob. 27RCh. 3 - Prob. 28RCh. 3 - Prob. 29RCh. 3 - Prob. 30RCh. 3 - Prob. 31RCh. 3 - Prob. 32RCh. 3 - Prob. 33RCh. 3 - Prob. 34RCh. 3 - Prob. 35RCh. 3 - Prob. 36RCh. 3 - Prob. 37RCh. 3 - Prob. 38RCh. 3 - Prob. 39RCh. 3 - Prob. 40RCh. 3 - Prob. 41RCh. 3 - Complete the following table of metric system...Ch. 3 - Prob. 1TCh. 3 - Give the metric prefix for 0.01.Ch. 3 - Prob. 3TCh. 3 - Write the SI unit for the abbreviations 240 L.Ch. 3 - Write the abbreviation for 30 hectograms.Ch. 3 - Which is longer, 1 km or 25 cm?Ch. 3 - Prob. 7TCh. 3 - Fill in each blank: 7.28mm=mCh. 3 - Prob. 9TCh. 3 - Fill in each blank: 256hm=cmCh. 3 - Prob. 11TCh. 3 - Fill in each blank: 16.2g=mgCh. 3 - Prob. 13TCh. 3 - Fill in each blank: 310g=cgCh. 3 - Prob. 15TCh. 3 - Fill in each blank: 1.52dL=LCh. 3 - Fill in each blank: 175L=m3Ch. 3 - Prob. 18TCh. 3 - Prob. 19TCh. 3 - Fill in each blank: 0.2L=mLCh. 3 - Prob. 21TCh. 3 - Prob. 22TCh. 3 - Prob. 23TCh. 3 - Fill in each blank: 13.9mA=ACh. 3 - Prob. 25TCh. 3 - What is the basic SI unit for temperature?Ch. 3 - What is the freezing temperature of water on the...Ch. 3 - Fill in each blank, rounding each result of three...Ch. 3 - Prob. 29TCh. 3 - Fill in each blank, rounding each result of three...Ch. 3 - Prob. 31TCh. 3 - Fill in each blank, rounding each result of three...Ch. 3 - Prob. 33TCh. 3 - Fill in each blank, rounding each result of three...Ch. 3 - Prob. 35T
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- Can you help explain what I did based on partial fractions decomposition?arrow_forwardFind the surface area of the regular pyramid. yd2arrow_forwardSuppose that a particle moves along a straight line with velocity v (t) = 62t, where 0 < t <3 (v(t) in meters per second, t in seconds). Find the displacement d (t) at time t and the displacement up to t = 3. d(t) ds = ["v (s) da = { The displacement up to t = 3 is d(3)- meters.arrow_forward
- Let f (x) = x², a 3, and b = = 4. Answer exactly. a. Find the average value fave of f between a and b. fave b. Find a point c where f (c) = fave. Enter only one of the possible values for c. c=arrow_forwardThe following data represent total ventilation measured in liters of air per minute per square meter of body area for two independent (and randomly chosen) samples. Analyze these data using the appropriate non-parametric hypothesis testarrow_forwardeach column represents before & after measurements on the same individual. Analyze with the appropriate non-parametric hypothesis test for a paired design.arrow_forward
- Should you be confident in applying your regression equation to estimate the heart rate of a python at 35°C? Why or why not?arrow_forwardGiven your fitted regression line, what would be the residual for snake #5 (10 C)?arrow_forwardCalculate the 95% confidence interval around your estimate of r using Fisher’s z-transformation. In your final answer, make sure to back-transform to the original units.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell
Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
Mathematics For Machine TechnologyAdvanced MathISBN:9781337798310Author:Peterson, John.Publisher:Cengage Learning,
Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Mathematics For Machine Technology
Advanced Math
ISBN:9781337798310
Author:Peterson, John.
Publisher:Cengage Learning,
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Elementary Geometry For College Students, 7e
Geometry
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Cengage,
Introduction to Integers,Maths - What are integers - English; Author: Mathispower4u;https://www.youtube.com/watch?v=04pURxo-iu0;License: Standard YouTube License, CC-BY
Integers-Middle School Math; Author: MooMooMath and Science;https://www.youtube.com/watch?v=DGWcWtqM_yk;License: Standard YouTube License, CC-BY