Answer:
steps below
Explanation:
sin θ + cos θ / sec θ + cosec θ
= (sin θ + cos θ) / (1/cos θ+1/sin θ)
= (sin θ + cos θ) / ((sin θ + cos θ)/sin θ*cos θ)
= sin θ * cos θ
1.6m questions
2.0m answers