2 and 3 Suppose that tan 0 <0

Q: snip

A: Given: The equation is sin 4θ = cos θ4 sin θ - 8 sin3 θ .

Q: Find the exact value of tan [ 2 sin-1 (-12/13) ]

A: Given,  tan 2 sin-1-1213  We have to find the exact value of the above expression

Q: 1-tan?x 1+tan?x sin2x O cos2x tan2x O ||

A: Explanation of the answer is as follows

Q: Use right triangles to explain why cos-1 x + sin-1 x = p&gt;2.

A: given: a right angled triangle. the given expression is: sin-1(x)+cos-1(x)=π2

Q: Ptz 1. sin x secx = tanx 2. cos² x-sin2x-1-2 sin²x Pt₂

A:

Q: Find sin 5, given that sin x = 2 i and 0<x<5.

A: Here  sin x=14⇒cos x=1-sin2x              ⇒cos x=1-116              ⇒cos x=154 Now, sin2x2=1- cos x2…

Q: If z = tan X 2 then sin x =

A:

Q: Find the value of  x tan-1 2x + tan-1 3x = (π\4)

A:

Q: tan 0 csc 0 cos 0 = 1

A: Given,           tanθcscθcosθ=1

Q: (tan 0 + 1) (tan 0 + 1) – sec² 0 Multiply and simplify: tan 0

A: Multiply and simplify:tanθ + 1tanθ + 1 - sec2θtanθ   we know,    1 + tan2θ = sec2θ

Q: Find the exact value of the expression, if it is defined. (If an answer is undefined, enter…

A:

Q: Suppose that csc a = and 0<a< 4 Find the exact values of cos and tan-

A:

Q: 1 2. - + tanx = tanx sinxcosx

A:

Q: tan(C + A)tan(C – A)tan(B+ D) = tan(D – B)

A:

Q: Rewrite sin 2 cos as an algebraic expression in v. 4 sin 2 cos 4 믐 =

A: We have to write the trigonometric expression as algebraic form in terms of v.

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

A: