HONORS PRECALCULUS Prove the following identities-

[Pages:13]HONORS PRECALCULUS

Prove the following identities-

1.) (cos x - sin x)2 = 1- 2sin x cos x

2.) tan x +sec x = cos x

1- sin x

3.) 1 + 1 = 2 csc2 x

1- cos x 1+ cos x

4.) sec x +1 = sin x

tan x 1- cos x

5.) cot2 x - cos2 x = cos2 x cot2 x

6.) tan x = sec x +1

sec x -1 tan x

Solve for 0x ................
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