Question

given cot theta =7/8, evaluate (1+sin theta) /cos theta​

Answer 1

Answer:

cos theta=7/8

sin theta=√(1-cos^2theta)

=√(1-49/64)

=√(64-49)/64

=√15/64

=√15/8

so,

(1+sin theta)/cos theta

=(1+√15/8)/7/8

=(8+√15)/7