Math

TrigonometryQ&A LibrarySECTION 6.2 More on Trigonometric Equations 359 9. 4 sin 0-2 csc 0 = 0 10. 4 cos 0 - 3 sec 0 = 0 11. sec 0 2 tan 0 = 0 12. csc 02 cot 0 = 0 13. sin 20 - cos 0 = 0 sin 20 = 0 14. 2 sin 0 0.i & 19 6ao E 15. 2 sin 0 1 = csc 0 1 = sec 0 16. 2 cos 0 Solve each equation for x if 0 only. x< 2TT. Give your answers in radians using exact values 18. cos 2x - cos x 2-0 17. cos 2x -3 sin x - 2 = 0 20. sin x -cos 2x = 0 cos x-cos 2x 19. 22. 2 sin2 x - cos x - 1 = 0 21. 2 cos2 x + sin x - 1 = 0 24. 4 cos2 x - 4 sin x - 5= 0 23. 4 sin2 x + 4 cos x - 5 = 0 26. 2 cos x + tan x secx 25. 2 sin x + cot x - cscx = 0 28. sin x - cos x = V2 27. sin x + coS X =V2Start your trial now! First week only $4.99!*arrow_forward*

Question

Number 23

Tagged in

Math

Trigonometry

Find answers to questions asked by students like you.

Q: solve the following equation over the indicated interval. Show steps without using a calculator, and...

A: To find all the solutions (in radian measure) for the equation sin 4x = 1/2

Q: If sin0 < 0 and tan0 <0, which quadrant is 0?

A: The signs of the 3 basic trigonometric functions in 4 quadrants are as follows.

Q: What is the exact value of tan(7pi / 8) if you use the tangent half-angle formulas?

A: Click to see the answer

Q: Find the exact value without using a calculator: sin 5pie/3

A: To determine the value of given trigonometric function.

Q: Simplify the expression by first substituting values from the table of exact values and then simplif...

A: Consider the given expression.

Q: Use a caloulator to evaluate the expression. sin 253° 39' cos 16° 21'+ cos 253° 39' sin 16 21' sin 2...

A: Given trigonometric expression is,

Q: see attachment

A: Given,

Q: see attachment

A: Known fact:

Q: (cos x)(csc x) = (cos x) ___

A: Consider the given information

Q: Find the length of an arc on a circle of radius 8 corresponding to an angle of (135/ pi) degrees. Gi...

A: According to the question given values

Q: see attached

A: Click to see the answer

Q: The question asks for the terminal point on the unit circle given t=-3pi. I answered (-1,0), but I...

A: The x-coordinate of the point on the unit circle represents cosx and y-coordinate of the point on th...

Q: Choosing between ABCD

A: The given equation is

Q: What is the length of an arc cut off by an angle of 3 radians on a circle of radius 8 inches?

A: We first find the circumference of the circle.Circumference= 16 pi inches.

Q: Find an angle which is a related to pie/6

A: Obtain the angle that is related to the given angle in 2 cases.Case 1: Equivalent angle in degrees.

Q: I am not sure how to work through this problem to get the correct answer.

A: Given fraction is,

Q: If the point P( -4/5 , y) is on the unit circle in quadrant IV, then y= ??

A: Click to see the answer

Q: Use an Addition or Subtraction Formula to simplify the equation 1 cos(0) cos(20) sin(0) sin(20) 2 Fi...

A: We will use cosA*cosB+sinA*sinB= cos(A-B)Where A=2theta and B=thetaSo, A-B=2theta - theta = thetaAn...

Q: How does one find the domain of a composite function? I am not understanding the process

A: Composition of a function is defined as,

Q: - cos 4x with its graph. Match the function y Which is the correct graph of the function? O C. OB. о...

A: The given function is

Q: Determine whether the equation is an identity. If it is an identity, prove it. (sin x)/(1 - cos x)...

A: Given,

Q: verie The ldentit 1-Sine Cose ८० ५० 2sece 1-21ne

A: Firstly, wesimplify left hand side of equation by adding two fractions.

Q: see attached

A: Area of triangle= (1/2)absinCHere a=7, b=13, C= 138

Q: Photo is attached

A: The given identity is,

Q: Complete the sentence so the result is an identity. Let x be any real number. _=(1)/(sin(x))

A: Given:Let x be any real number:

Q: What are the steps to solve (2x+1)2-3=22?

A: The given equation is,

Q: see attached

A: a+bi is plotted as (a,b)

Q: see attachment

A: The angle A is computed by the formula, the sum of the angle in a triangle is 180 degrees.

Q: Find five key points for the shifted funtion. f(x)=cos(pi/3(x-1)) Key points for cosx are: (0,1), (p...

A: The key points of the cos x are (0, 1), (π/2 ,0) , (π ,-1) , (3π/2 ,0) , (π/2 ,0) , (2π ,1)To find t...

Q: Complete the half-angle identity. sin 스 =

A: To express sin(x/2) in terms of trigonometric ratios of x.

Q: Hw 2 solving out the verification

A: Given:

Q: Solve the following equation over the indicated interval. A calculator is required. Calculated answe...

A: Click to see the answer

Q: Use the cofunction identities to find an angle θ that makes the statement true.sec (6θ + 17°) = csc ...

A: The given trigonometric equation is

Q: see attachment

A: Given equation is

Q: 이혜 .83 Complete the table with exact trigonometric function values. Do not use a calculator. Que sin...

A: theta value 30 lies in the Q1 and so all the values should be positive.

Q: Find 6 - trigonometry function value of theta = 3pie/2

A: Calculation:Compute the trigonometric function values of 3π/2 as follows.

Q: 8|-x/2+7|-7<-3

A: Solve the inequality

Q: Use a calculator to find the following. (Round your answer to four decimal places.) csc 671° 20'

A: Given information:The given expression is

Q: What is the exact value of 2sin(x/2) * cos(x/2) if sin of x = 3/5 and cos of x = 4/5 ?

A: To determine the exact value of the expression.

Q: Solve the equation for all degree solutions and if 0° < 0 < 360°. Do not use a calculator. (Enter yo...

A: (a)Given:

Q: State amplitude,reflection,period,vertical translation and phase shift for each function and graph. ...

A: Note that, the general form is

Q: I am confused on how to set this problem up in order to solve for it. Thanks much.

A: Click to see the answer

Q: see attached

A: Click to see the answer

Q: establish the following identities: sec^4 theta- tan^4 theta = 1+sin^2 theta/1-sin^2 theta

A: Given:

Q: Use the quadratic formula to find all degree solutions and 0 if 0° s 0 < 360°. Use a calculator to a...

A: First we solve for cos theta using quadratic formula. cos theta is between -1 to 1.So cos theta = (1...

Q: The question asks for the exact value of the trigonometric function at the given real number: sec(...

A: Given,

Q: Question Help The length of the base of an isosceles triangle is 36.6 inches. Each base angle is 36....

A: First draw a rough sketch of the situation.

Q: Find the exact value of the trigonometric function given that sin u = -24/25 and cos v = -8/17 with ...

A: Given:

Q: Find the measure of the smaller angle formed by the hands of a clock at the following time 5:25

A: Given:A clock at 5:25

Q: Consider a line segment connecting a point O (0,0) and point P (-3,5) as a terminal side which forms...

A: We consider a line segment connecting a point O (0,0) and point P (-3,5) as a terminal side which fo...