Question

If sec A = cosec B = 15/7 , then A + B is equal to

Answer 1

sec A = cosec B

sec A = sec ( 90 - B )

A = 90 - B

A + B = 90 

Answer 2

$\huge\mathbb{ANSWER}$

sec A = cosec B

Using-- sec (theta = sec 90°-theta)

sec A = sec ( 90 - B )

A = 90 - B

A + B = 90