Complete the proof of the identity by choosing the Rule that justifies each step. cotx (1+ tan'x) - cotx sec'x cosx sec'x sinx cosx 1 sinx cos'x sinx cosx

Q: 10. 10 60

A: We can find both the missing sides as below.

Q: 12) Find the value of x and y. 5y -2 %3D 3x + y 10 y = notes 中

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Q: N Find the exact value of the expression given below. cos 12 5n cos 12 (Simplify your answer, includ...

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Q: Light from a light house is shown from height of 100 m above sea level. The angle of elevation from ...

A: Topic = Trigonometry

Q: If 760. and 41 represent the lengths of a triangle , using degree-minutes ,to what minute would you ...

A: We need to find the round off of the angle in degrees and minutes.    1 degree = 60 minutes     OR  ...

Q: Abuilding 56.69 feet tall has a shadow that is 60.89 feet long. Find the angle of elevation of the s...

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Q: Answer the following. (a) Find an angle between 0 and 2n that is coterminal with 3 (b) Find an angle...

A: NOTE: Refresh your page if you can't see any equations. . the given angle is in radian and  so to f...

Q: (2, 57/4)

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Q: 9. A pentagonal pool is to be constructed with a uniform depth of 6 feet. The dimensions are shown i...

A:   And depth is given as 6ft AB=DE=6" Title size =4"×4" Price of a tile =Php 7/piece

Q: sin x-cos x 1. tan x csc x-secx cot x sin x cos X 1 1 2 2. cscx-cotx cscx+cotx tan x 3. cos4x - sin4...

A: 1. sin x-cos xtan x csc x-sec x cot x=sin x cos x2. 1csc x-cot x-1csc x+cot x=2tan x3. cos4x-sin4x=1...

Q: Find the exact value using double angle identities. 7 and z <0 < - 13. Find sin20 if cose = - 2

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Q: Give two points that are equivalent (but not equal) to the polar point (25,150^o). Write the two poi...

A: Given the query is to find the polar coordinates equivalent to given coordinates.

Q: What is the value of f? * (g-86) (6f)° 45° (e - 27)° d° 15

A: Given query is to find the the value of f 

Q: For all angles in standard position with radian measure θ > 0 which lie in Quadrant I, θ lies betwee...

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Q: 5) Write equations that correspond to a mental method for calculating the sum below. State specifica...

A: We will find the sum using the Mental method.As  per our guidelines we are supposed to answer only o...

Q: Conversion of Mils to Degrees, Grads and Radians Convert the following angles into their equivalent ...

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Q: Question 11, solve the triangle. nearest tenth

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Q: 8 -16 20 4 -12

A: Follow the procedure given below.

Q: Write the expression as a product of trigonometric functions. sin 17° + sin (- 42°) sin 17° + sin (-...

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Q: A Ferris wheel built in Vienna in 1897 is known as the Great Wheel. The diameter of this wheel is 19...

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Q: Find all solutions of the equation in the interval 0, 21). 2 cos0 +/3 = 0 Write your answer in radia...

A: Given query is to find the solution of the trigonometric expression.

Q: Two ships leave port at 2 p.m. One is headed in the direction N 32 E and is traveling at 11.5 miles ...

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Q: Solve the equation. tan 0 = 2 sin 0 %3D ... What is the solution in the interval 0s0< 2n? Select the...

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Q: Situation 05. In a science experiment, a test object is launched by accelerating it along a 200- met...

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Q: 11) Multiply the Matrices -6 6 4 1 -2 -12 -8 8 3 4 -5 9. 5 -1 Dimensions Use.only boxes needed. New ...

A: For Matrix Multiplication, the number of columns of the first matrix must equal the number of rows o...

Q: 5.

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Q: 1.1 Solve for x in the triangle below given that AB = 4cm , BC = 3cm and AC = x. A 4 cm 3 cm

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Q: Conversion of Degrees to Grads, Mils and Radians Convert the following angles into their equivalent ...

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Q: Solve the equation on the interval 0s0<2n. 50 sec = 2 4. 50 What are the solutions to sec = 2 in the...

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Q: Solve triangle ABC. (If an answer does not exist, enter DNE. Round your answers to one decimal place...

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Q: Solve the equation. Give a general formula for all the solutions. List six solutions. V3 sin %3D V3 ...

A:

Q: 580 13

A: Given: Right angled triangle ACB. To find the unknown side x.

Q: 1 V5 e

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Q: Solve the equation analytically (using identities when necessary for exact 4 sin 0+2 sin 0-2=0 Selec...

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Q: Shania needs a wheelchair ramp to access her house.  She has a length of 25 feet in which to locate ...

A: Given query is to find that angle made by ramp is safe or not.

Q: Find the exact value of each expression. 4. V13 cos sin¬! 7

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Q: Simplify. cosx sinx+ cos'x Use algebra and the fundamental trigonometric identities. Your answer sho...

A: We will simplify the given trigonometric expression in the following step.

Q: Use a sum or difference formula to find the exact value of the trigonometric function. sin 15° sin 1...

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Q: ALIENWARE sno N- M. Solve the right triangle.

A: Given query is to solve the right angle triangle.

Q: This problem refers to right triangle ABC with C = 90°. Begin the problem by drawing a picture of th...

A: Answer A: b = AC = 9.9 mm c = AB = 12 mm ∠ C = 90° sin B = 9.9/12∠B = sin-1(9.9/12)∠B = 55.58849∠B ...

Q: cos (90°-x) COS

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Q: Find the exact value of each expression. 1. 3 sin - 2.

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Q: Use the exact values of the unit circle AND that fact that cosine is an even function to find: cos(−...

A:

Q: 5. Verify that the expression is an identity: sin? 0 = sec 0- cos 0 cos 0 6. Verify that the express...

A: 5. sin2θcos θ=sec θ-cos θ6. sec2x-11+tan2x=sin2x

Q: What is trignomentry ?

A:

Q: The shadow of a vertical tower is 72.0 ft long when the angle of elevation of the sun is 34.0°. Find...

A: We will find the length of the vertical tower in the following step.

Q: も。 At the right is the top view of a Chemistry Bullding in UP Diliman. It resembles the famous hexag...

A:

Q: Indicate the period and the range of the given function. y = 4 sec (x + pi/5)  Group of answer cho...

A: Given function y=4 secx+π5

Q: ACTIVITY 2.GIVE ME REASONS THAT WE'RE CONGRUENT Direction: Prove the following by completing the two...

A: Given: O is the midpoint of AD and BC AB ≅ DE

Q: Use the Law of Cosines to determine the indicated angle 0. (Assume a = 16, b = 12, and c = 24. Round...

A: