Hello, Amanda!
. .
Factor and reduce: .
Multiply by . . . answer (C)
The left side is: .
. .
The left side is: .
Multiply by
. . . .
I still cant get the right answer for:
(15tanXcscX-3cscX)/(9tanXcscX-3cscX)
the choices are
A)5/3 B)5/3 sinX+cosX C) (5sinX-cosX)/(3sinX-cosX) D) 5/3 sinX-cosX
Also this problem
1-(cos^2X/1+sinX)=sinX
And finally
(1-sin^2X)/(sinX-cscX)= -sinX