Question

prove that secA(1-sinA)(secA+tanA)=1​

Answer 1

Answer:

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

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

=1-sin²A/cos²A

=cos²A/cos²A

=1

Answer 2

Step-by-step explanation:

Refer to the attachment

Hope it helps ☺️