Question

Sec A +tan A=3 then sec A=

Answer 1

Answer:

3-tan A

Step-by-step explanation:

because tan A transfers to another side

Answer 2

secA + tanA =3

1/cosA + sinA/cosA = 3

1 + sinA = 3cosA

cosA = (1 + sinA) / 3.

then, secA = 3/( 1 + sinA ).