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1+sec^2xsin^2x= sec^2x

prove the identity

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Asok B. | Ph. D in Biochemistry, willing to teach Chemistry, Biochemistry, MathPh. D in Biochemistry, willing to teach ...
4.7 4.7 (18 lesson ratings) (18)
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1+ Sec^2 X. Sin^2 X

= 1 + 1/(cos^2 X). Sin^2 X

= 1 + Sin^2 X/cos^2 X

= 1+ tan^2 X

=Sec^2 X

Kevin S. |
5.0 5.0 (4 lesson ratings) (4)
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A few hints: 1 - sec x = 1/(cos x) 2 - (sin x)/(cos x) = tan x That should give you a good start