Question

(cos Θ + cos Θ)2 + (cos Θ + cos Θ)2

sin2 Θ

4

8cos2 Θ

cos2 Θ

Answer 1

and now... trigonometry !

Answer 2

Doesnt it just suck. LOL

Answer 3

I Think its A.

Answer 4

yeah for sure

Answer 5

bruh I hate trig and that's what we're doing in precalc now >.<

Answer 6

first off no one writes \((\cos(x)+\cos(x))^2\) when it should be \((2\cos(x))^2=4\cos^2(x)\)

Answer 7

is one of your choices
\[8\cos^2(x)\]??

Answer 8

OH. I Took Pre-calc my junior year. EW.

Answer 9

Oh, So its C? ;o

Answer 10

guess so yeah