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View Full Version : I need help with verifying Trig. Identities


Ukraine500
Nov 8, 2012, 01:48 PM
Can somebody show me step-by-step instructions on verifying these two Trig. Identities.

1. (1+sinx)/(1-sinx)=(secx+tanx)^2

2.(1-2cos^2x)/(sinxcosx)=tanx-cotx

The homework is due tomorrow afternoon. Thanks!