SOLUTION: Verify: sin x+ (sin x*tan^2 x)= tan x*sec x

SOLUTION: Verify: sin x+ (sin xtan^2 x)= tan xsec x

Question 755308: Verify: sin x+ (sin x*tan^2 x)= tan x*sec x
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Verify: sin x+ (sin x*tan^2 x)= tan x*sec x
starting with LHS
sin x+ (sin x*tan^2 x
=sinx(1+tan^2x)
=sinxsec^2x
=sinx*secx*secx
=sinx*1/cosx*secx
=(sin/cos)*sec
=tanxsecx
verified LHS=RHS
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