2 sin e =,0<0<, find the exact value of each of the following. 2 (a) sin (20) (b) cos (20) (c) sin ; (d) cos 2

Q: r=2(9+1)sin0

A: Since  Sin (0) = 0

Q: 6. 2/10 2.

A: Solved below...

Q: epresent 3 sin x + 6 cos x in a form A sin(x + p), use radians for p.

A:

Q: How does sin(2x + (pi/2)) equal cos(2x) ?

A:

Q: Sin (Cos8X) Find dy

A: Given,           y=sincos8x

Q: Find the value of cos (570)sin (510) + sin (- 330)cos (- 390)

A:

Q: Evaluate / cos(a0)d0 where a is a real number, and C is an arbitrary constant. sin(æ0) + C O a…

A: Solution-

Q: if g- Sin (cos 8x) Find y NP

A:

Q: Let sinA=-4/5 with A in QIII and cosB=-3/5 with B in QII. Anwer Exactly. Find sin(A-B), cos(A-B),…

A: Given,

Q: Cos(10+x)

A: Here , We will apply the formula of Cos ( A+B) Cos(A+B) = [CosA CosB - SinA SinB ]

Q: Express cos 2 sin cos(2 sin-1(+)) in terms of x.

A: The objective of the question is to express the given trigonometric expression, cos(2 *…

Q: Find the exact value of each expression. sin 1 (a) 2 cos(-) (b) COS 2 tan (1) (c)

A: we know that Range  of sine inverse function is[-pi/2,pi/2]. sin(pi/3)=sqrt3/2 and value of sine…

Q: Rewrite cos ( x –) in terms of sin(x) and cos(x) 3

A: we know that cos(x-y)=cos(x)cos(y)+sin(x)sin(y)

Q: rewrite cos(x+4pi/3) in terms of sin(x) and cos(x)

A:

Q: cos?x- tan2x = 2 – sin?x - sec?x.

A:

Q: 1- Simplify the following by expressing it as a single trigonometric function. a) sin(4b) cos(b) +…

A:

Q: Find cos 0 and csc 0 3 if sin 0 = -- and cos 0 < 0

A: given  sinθ=-34we know sin2θ+cos2θ=1and sinθ=1cscθ