Question

If cos a =3/5 find the value of (5 cosec a - 4 tan a)/( sec a + cot a)

Answer 1

Answer:

cos a =3/5

sec a=5/3

sin a=√(1-(3/5)^2)

=√(16/25)

=4/5

cosec a=5/4

tan a=4/3

{(5×5/4)-(4×4/3)}/(5/3+3/4)

=11/12/29/12

=11/29