Question

prove that
${(1 + tan)}^{2} + {(1 - tan)}^{2} = 2sec$
​

Answer 1

Answer:

Step-by-step explanation:

Seems like your question is incomplete.

It should be 2sec^2

Answer 2

SOLUTION:-

To prove:

(1+ tan A)² +(1-tan A)²= 2sec² A

Refer to the attachment.

Hope it helps ☺️