Using the cosine double angle formula,

(Note I took the positive case since
terminates in the first quadrant)
Using the Pythagorean identity,

(Note I took the positive case since
terminates in the first quadrant)
Step-by-step explanation:
= √2x × √8x³
= √(2.8x^4)
= √16x^4
= 4x²
Answer:
C. no solution
Step-by-step explanation:
Answer:
The answer is D.
Step-by-step explanation:
H(o): p=0.50, H(a): p greater than 0.50
(sorry couldn't type of the greater than sign symbol)
Hi Cuppykitty!!
30% I believe because we still have those to rectangles on the side
Hope this helps :)