Answer:
18
Step-by-step explanation:
9 = ( 1/2 + 1/2 ) 18
Answer:
(x-8)(x+8)
Step-by-step explanation:
Difference of squares
Basically take the square root of 64 and place the answer into the two sets of parenthesis
F(x) = 4 [cos (x)]^2 - 3 = 0
4[cos(x)]^2 = 3
cos(x) = √3 / 2
That happens in the first and fourth quadrants, for the angles 30 degrees and 330 degrees.
Answer: x = 30 degrees and x = 330 degrees
Answer:
I think it's B.
Step-by-step explanation:
Sorry if I'm wrong :/