Thursday

January 29, 2015

January 29, 2015

Posted by **O** on Sunday, November 4, 2012 at 1:53pm.

sin^2x = tan^2x/1+tan^2x

sinx+cosx/tanx = 1/cosxtanx

- Math -
**Steve**, Sunday, November 4, 2012 at 2:00pm1+tan^2 = sec^2

so, the Right side is

tan^2/sec^2

= sin^2/cos^2 * cos^2

= sin^2

**Answer this Question**

**Related Questions**

Trigonometry - Prove the following trigonometric identities. please give a ...

Trigonometry Check - Simplify #3: [cosx-sin(90-x)sinx]/[cosx-cos(180-x)tanx] = [...

Math - How do I solve this? tan^2x= 2tanxsinx My work so far: tan^2x - 2tanxsinx...

TRIG.............. - Q.1 Prove the following identities:- (i) tan^3x/1+tan^2x + ...

TRIGONOMETRY *(MATHS) - Q.1 Prove the following identities:- (i) tan^3x/1+tan^2x...

trig - We are doing trig identities in school. I need help with these five: 1.1+...

Mathematics - Trigonometric Identities - Prove: (tanx)(sinx) / (tanx) + (sinx...

Trigonometry. - ( tanx/1-cotx )+ (cotx/1-tanx)= (1+secxcscx) Good one! ...

Trig Identities - Proving identities: 1) 1+ 1/tan^2x = 1/sin^2x 2) 2sin^2 x-1 = ...

Pre-Calc - Trigonometric Identities Prove: (tanx + secx -1)/(tanx - secx + 1)= ...