Math, asked by swastiksuryesh, 1 year ago

(sec A + tan A) (1 - sin A)

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Answered by sairaja6844

0

(sec A + tan A) (1 - sin A)

=((1/cosA)+(sinA/cosA))(1-sinA)

=((1+sinA)/cosA)(1-sinA)

=(1-sin^2A)/cosA)

=cos^2A/cosA

=cosA

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