Question

sin^2 a+tan^2 a+cos^2 a=sec^2 a

Answer 1

huh??

Answer 2

do you know what sin tan and cos stands for

Answer 3

I just have to show that the left side equals the right side

Answer 4

well you kind of have to know what they mean, what class are you in like geometry, trig, alg. and have you read your lessons if so what all do they talk about

Answer 5

yes I know what they mean..

Answer 6

what is it then