Math, asked by kavin6557, 9 months ago

find the value ( sec A + tan A) ( 1- Sin A)

Answers

Answered by shadabshaikh123er

5

Answer:

(secA+tanA)(1-sinA)

=secA+tanA-secA×sinA-tanA×sinA

=(1/cosA)+tanA-tanA-(sin²A/cosA)

=(1/cosA)-(sin²A/cosA)

=(1-sin²A)/cosA

=cos²A/cosA

=cosA

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