sint sdruty 1950 5 If cos B = 3, then what is the positive value of an B, in simplest radical form with a rational nominator?

Q: 3. Which expression is equal to 02 O O O O 1 -1 -2 sinx-cos X sin² x-cos²x using identities?

A:

Q: Write the expression as an algebraic expression in u u0 tan cos tan cos (Simplify your answer,…

A: Using trigonometric inverse formula

Q: Given z1 = -3(cos(85degree) + isin(85degree)) z2 = -8(cos(65degree) + isin(65degree)) find the…

A:

Q: 3 Simplify cos(arctan2). √5/5 no solution 2√5/5

A:

Q: What is the exact value of cos⁡15∘?

A: According to the given information, it is required to find the exact value of cos(15).

Q: Find the exact value of the expression given below. cos(15)

A:

Q: 2. Find all six trig functions of e.

A: We have to find all six trig function of theta.

Q: 12 - 1 Find the exact value of cos 2 cos 2 ..... - 1 cos |2 cos (Simplify your answer, including any…

A: Given  Cos(2Cos-1(-root 2/2)) We have to find the exact value of given function