Posted by **Hannah** on Friday, March 5, 2010 at 2:01pm.

Use the fundamental identities to simplify the expression.

tan^2 Q / sec^2 Q

sin^2/cos^2 / 1/cos^2 =

sin^2 / cos^2 times cos^2 / 1 =

The cos^2 cancels out so sin^2 is left. Is this correct?

- Math(Please check) -
**Reiny**, Friday, March 5, 2010 at 2:04pm
yes

## Answer this Question

## Related Questions

- Mathematics - Trigonometric Identities - Let y represent theta Prove: 1 + 1/tan^...
- algebra - Can someone please help me do this problem? That would be great! ...
- TRIG! - Posted by hayden on Monday, February 23, 2009 at 4:05pm. sin^6 x + cos^6...
- Trig - Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < ...
- Math - Calculus - The identity below is significant because it relates 3 ...
- tigonometry - expres the following as sums and differences of sines or cosines ...
- pre-cal - Simplify the given expression........? (2sin2x)(cos6x) sin 2x and cos ...
- trig - Reduce the following to the sine or cosine of one angle: (i) sin145*cos75...
- precalculus - For each of the following determine whether or not it is an ...
- trig 26 - simplify to a constant or trig func. 1. sec Ču-tan Ču/cos Čv+sin Čv ...