For Exercises 11–16, use the point-slope formula (if possible) to write an equation of the line given the following information. (See Example 1.) The slope is 3, and the line passes through the point ( − 2 , 1 ) .
For Exercises 11–16, use the point-slope formula (if possible) to write an equation of the line given the following information. (See Example 1.) The slope is 3, and the line passes through the point ( − 2 , 1 ) .
Solution Summary: The author calculates the equation of Line having slope 3 and point (-2,1) using the Point Slope Formula.
For Exercises 11–16, use the point-slope formula (if possible) to write an equation of the line given the following information. (See Example 1.)
The slope is 3, and the line passes through the point
(
−
2
,
1
)
.
Formula Formula Point-slope equation: The point-slope equation of a line passing through the point (x 1 , y 1 ) with slope m , is given by the following formula: y - y 1 = m x - x 1 Example: The point-slope equation of a line passing through (2, -6) with slope 5 is given by: y - (-6) = 5(x - 2) y + 6 = 5(x - 2)
Solve by the quadratic formula or completing the square to obtain exact solutions.
2
e
104
OA) -16±3√6
B) 8±√10
O c) -8±√10
OD) 8±3√√6
U
Question 14 (1 point)
Listen
The frame on a picture is 18 in by 22 in outside and is of uniform width. Using
algebraic methods, what is the width of the frame if the inner area of the picture
shown is 250 in²2? Write answer to 2 decimal places. (Write the number with no
units).
18 in
Your Answer:
22 in
◄ Listen
A vacant lot is being converted into a community garden. The garden and a walkway
around its perimeter have an area of 560 square feet. Find the width of the walkway
(x) if the garden measures 15 feet wide by 19 feet long. Write answer to 2 decimal
places. (Write the number without units).
X
15 feet
Your Answer:
19 feet
X
Elementary Statistics Using The Ti-83/84 Plus Calculator, Books A La Carte Edition (5th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.