Saturday

October 25, 2014

October 25, 2014

Posted by **Nikki** on Sunday, March 8, 2009 at 12:51pm.

1) csc x and sin x

2) tan x and cot x

3) cos^-1 and cos x

4) ln x and e^x

A. All of these

B. 1 and 2

C. 1,2, and 3

D. 3 and 4

I know it's not all of them...but I'm leaning toward B. Help please?

Thank you!

- Math -
**Count Iblis**, Sunday, March 8, 2009 at 12:58pmB is indeed correct. If two functions are multiplicative inverses then that means that the product of the two functions equals 1.

Note that cos^(-1) denotes the functional inverse of cos, so this not the same as 1/cos(x).

**Answer this Question**

**Related Questions**

Trigonometry - Please review and tell me if i did something wrong. Find the ...

Math - Which of the following are inverse functions? 1. Arcsin x and sin x 2. ...

math (repost) - Which of the following are inverse functions? 1. Arcsin x and ...

Pre-Calculus - I don't understand,please be clear! Prove that each equation is ...

Pre-Calculus - Prove that each equation is an identity. I tried to do the ...

Trigonometry - Hello all, In our math class, we are practicing the trigonometric...

Math - cos(tan + cot) = csc only simplify one side to equal csc so far I got ...

precalculus - For each of the following determine whether or not it is an ...

verifying trigonometric identities - How do I do these problems? Verify the ...

Trigonometry - Verify the identities. 1.) √1-COSθ/1+COSθ= 1+SIN...