Question

if 5 cos 0 = 3 , evaluate cosec 0 - cot 0/ cosec 0 + cot 0​

Answer 1

Step-by-step explanation:

cos o =3/5 => sin o =4/5

cosec o= 1/sin o = 5/4

cot o = cos o / sin o = 3/4

cosec o -cot o = 5/4-3/4=2/4=1/2

cosec o+ cot o= 5/4+3/4 =8/4=2

1/2 ÷2=1/2×1/2=1/4