Question

If 5 tan 0 = 4, show that
5 sin 0 - 3 cos O
5 sin 0 + 3 cos O​

Answer 1

Answer:

5 tan 0 = 4

5 sin 0 - 3 cos 0

Divide the equation by cos 0

= 5 tan 0 - 3

= 4 - 3

= 1

5 sin 0 + 3 cos 0

Divide the equation by cos 0

5 tan 0 + 3 cos 0

= 4+3

=7