Question

Verify the trigonometric equation by substituting identities to match the right hand side of the equation to the left hand side of the equation.

cot(x)sec^(4)(x)=cot(x)+2tan(x)+tan^(3)(x)

HELP:(

Answer 1

Do you need help?

Answer 2

yes please!

Answer 3

Please double check your equation before I start working on it.

Answer 4

It's right

Answer 5

Is this it:

Answer 6

you added extra Xs for sec^4(x) and tan^3(x)

Answer 7

like this:

Answer 8

yup!

Answer 9

great, Okay give me a few minutes.

Answer 10

can you also say which identity was used? :/

Answer 11

I'll type it all up and post a picture. probably 5-7 min.

Answer 12

thanks so much! (:

Answer 13

okay, almost done....

Answer 14

THANK YOU!

Answer 15

Hope that helps.