The radius of a circle is 6 centimeters. What is the 30°

Q: (cos(4x))^2=___+____cos=(___x)

A: By double angle formula , we have By taking A=4x, we get

Q: 12cis(75°) Calculate the exact value of writing your answer in rectangular form 2cis(15°) ’ a + bi…

A: Complex number

Q: Reduce sin 0 to an expression involving only function of multiples of 0, raised to the first power.

A: Given, sin4θ  We have to reduce sin4θ to an expression involving only function of multiples of θ,…

Q: tan590 -cos310/cos590

A:

Q: Use trigonometric substitution to find -dx 1+16x²

A:

Q: Find all degree solutions 2sin 1s t sin 150-1=0

A:

Q: lim 84x 10" +5" 2" +5" 8" - 4" + sin(4") (−1)n +4"

A:

Q: (1+i)^9 a+bi form

A:

Q: 3寸 Sin! (cos

A: sin-1cos3π4

Q: Sin90/2+sin50/2

A: We have to add

Q: I don't understand why don't you include Hg,Hgf,Hgf^2 and Hgf^3 in the answer for distinct right…

A: Here,

Q: For Exercise 68, Section 5.2, exercise 68: sin^4 α - cos^4 α / sin ^2 α - cos^2 α=1

A: exercise 68: sin^4 α - cos^4 α / sin ^2 α - cos^2 α=1

Q: Find all the cube roots of 1 - i , i.e., (1 - i) ^1/3 .

A:

Q: tan⁡ 5π/6

A: Recall the below identity.

Q: 1 - 3i З 1 + 2i

A: To simplify the following expression.

Q: sin 285

A: