and 9o c oc 180 Sin e = Gf Cos 2 SUPPOSE that find exact values and tan 2. Cos tan

Q: Prove the identity. Work on one side only. cos(4x) = 1 – 8 sin² x + 8 sin²x

A:

Q: Find sin π/4, cos π/4, and tan π/4.

A:

Q: Determine the Exact Values of the following expressions 1. sin210 2. (cos30) (2sin60) 3.…

A:

Q: cos u= 4/5. Evaluate sin v

A: Explanation: Given that,                          We know that,                        For angle u,…

Q: 8. Show that sin a (1+ tan a) + cos a (1 + cot a) = sec a + csc a.

A:

Q: Cos?B Simplify Sin B + sin B

A:

Q: cos x tan x 1+ cot x

A:

Q: ,3 sin x cos x dx. + C

A:

Q: Verify the identity sin 2t - tan t = tan t cos 2t.

A: Given:sin2t-tant=tant cos2tTrigonometry formula:sin2t=2sint costtant=sintcostcos2t=cos2t-sin2t

Q: dz (sin x) Select one: O a. cos x. O b. sin x. Oc. - cos x. d. – sin x.

A: We have to find the derivative

Q: What is one possible value of x that satisfies the equation cot x = cos x? - 4 T

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Q: cos(T+ tan 1 /2x)

A:

Q: Verify identity: tan2x(csc2x-1)=1 se how step by step worked out problem

A: Explanation of the answer is as follows

Q: Use identities to find the value of each expression. 6) Find sin 0 and cos 0 if csc 0 = 2 and cot 0>…

A: We have to slove

Q: What is the exact value of cos- (sin a) where a = 13T radians? 4

A:

Q: which one of the following is the same as: -cos(-x)tan(-x) a. sinx b. -sinx c. -cotx

A:

Q: B/ Find sec a, sin a, csc a, tan a and cot a, if a =. -1 V3 = COS 2

A: Given query is to find indicated trigonometric functions.

Q: Determine the exact value of cos 45° x tan 60° sin 30°

A: We know, cos(45∘) = 12 ,sin(30∘) = 12 , and  tan(60∘) = 3