CBSE Class 10 Answered
If tan^2A=1-a^2, prove that secA+tan^3cosecA=(2-a^2)^3/2
please answer in a simple way.
Asked by guptaabhinav0809 | 10 Feb, 2019, 11:44: PM
Expert Answer
tan2A = 1 - a2
LHS
= sec A + tan3 A cosec A
=
=
=
=
=
=
=
Answered by Sneha shidid | 11 Feb, 2019, 09:59: AM
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