Question

Trig identities (I know you love them)

Does sin^2(x) = 1-cos^2(x) or 1-cos(2x)/2

Answer 1

1-cos^2(x)

Answer 2

sin^2(x) +cos^2(x) =1

Answer 3

thank buddy

Answer 4

^*thanks

Answer 5

PS : Nobody likes them ! :) :)

Answer 6

haha :D