Question

If sec A + tan A + 1 = 0, then sec A - tan A is​

Answer 1

Answer:

-1

Step-by-step explanation:

sec^2A -tan^2 A = 1.

=> (secA+tanA)(secA-tanA) =1

From the given data, secA+tanA=-1 and SecA-tanA =?

=> (secA-tanA)=-1.