Question

(sec A + tan A)(1 - sin A)​

Answer 1

Answer:

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

=(1/cos A + sin A/cos A)(1-sinA)

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

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

=(1-sin^2 A)/cosA

=(cos^2 A)/cos A

=cos A

Hence proved

Step-by-step explanation:

Answer 2

Answer :- (cos A)

Thanks