If cosec A = sec B, where A and B are acute angles, then what is the value of (A + B) ?
Answer & explanation
Correct answer: option 3
cosecA = secB
cosecA = cosec ( 90º - B )
A = 90º - B
A + B = 90º
So , 90º is correct answer
If cosec A = sec B, where A and B are acute angles, then what is the value of (A + B) ?
Correct answer: option 3
cosecA = secB
cosecA = cosec ( 90º - B )
A = 90º - B
A + B = 90º
So , 90º is correct answer