If cot0 = 3 and cose < 0: Find the EXACT value of a) cos(20) b) sin )

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

A:

Q: Sin (Cos8X) Find dy

A: Given,           y=sincos8x

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

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: Find sin 20 if: sin e = and 2 sec e <0

A: Ans is given below

Q: Simplify the expression. cos?( – s) V1- sin?(z) = %3D

A:

Q: Use a sketch to find the exact value of the expression cos (sin-1 4/5)

A: given expression: cossin-145we have to find the exact value of the expression

Q: a) Evaluate the following: 1 - 2 - L {sin3t cos3t} , 3 - I {sinht sint}

A:

Q: evaluate exactly sin(cos-1(2/3))

A:

Q: Evaluate V2 cos sin-! 2.

A:

Q: If sin A= 1 find cos 2A.

A:

Q: If cos t = - 2/3, what are the possible values for sin t?

A: Given that cos t=-23. It is known that cos2t+sin2t=1 for all t.

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