10. Find the exact value of the composition. cos sin

Q: Evaluate 1 1 I sin cos de. 0 0

A:

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

A:

Q: cos 2.

A: Using the trigonometric formula,  cos2θ=2cos2θ-1⇒cos2θ+1=2cos2θ⇒cos2θ+12=cos2θ⇒cos2θ=cos2θ+12 Taking…

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

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

Q: Identify its cofunction A. Sin(pi/6) B. Tan(50) C. Sec(pi/6) D. Csc(pi/2) E. Cos(pi/4)

A: Cofunction of trigonometric function

Q: 3) 27° 11

A: To find the value of x.

Q: Find x if cos 53°= sin x. %3D (1) 90° (2) 127° (3) 53° (4) 370

A: To find x, if cos53°=sin x

Q: cos u= 3/4. Evaluate tan v

A:

Q: Find the exact value using sun and difference formulas.  sin(cos-1 5/13 - sec-1 5/4)

A: Let,I=sincos-1513-sec-154using…

Q: Find sina.cosa, tan a,csca,seca, and cota cos(2a)= % and 0< 2a <90°

A:

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

A:

Q: -11m. ii. cos-1(cos()) CO 6.

A: Given problem:- cos-1(cos(11π6))=?

Q: Simplify. sin e cos e + sec 0 1. csce

A: We have to simplify the expression. It is known that  sinθ=1cscθcosθ=1secθ and sin2θ+cos2θ=1

Q: Simplify. (sina - cos a)² =? 01 - sin(2a) 01 - cos(2a) 01 01 + cos(2a)

A: we have given equation