Question

(secA+tanA)(1-sinA)​

Answer 1

Answer:

(1/ Cos A + sinA/cos A) (1-sinA)

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

1 - Sin ^2 A / cos A

= Cos ^2 A /Cos A

= Cos A

Answer 2

Step-by-step explanation:

(secA+tanA)(1-sinA)

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

=(1-sin²A)/cosA

=cos²A/cosA

=cosA