Albegra and Trig. functions

[Tinkermom]

I don’t remember how to answer this question.

(sin?-cos?)/(cos?-sin?)

Help would be appreciated. Thank you.

 

[tkhunny]

Show your efforts.

 

[Mrspi]

I don’t remember how to answer this question.

(sin?-cos?)/(cos?-sin?)

Help would be appreciated. Thank you.

Hmmmm.....

What is the relationship between

a - b

and

b - a

 

[Tinkermom]

Factor out a -1 on top, then cancel out and end up with -1 as the answer.