Question

if sec o = 5/4 , find the value of sino - 2coso / tano - coto​

Answer 1

The value is 12/7.

wkt, (AB)^=(BC)^+(AC)^

So, AB=3.

now, sin theata=3/5

cos theata= 4/5

tan theata=3/4

and, cot theata=4/3

Since putting value in given equation we get 12/7.