Question

cos 45º cos 60º÷ sin 45º sin 30º का मान होगा।​

Answer 1

Answer:

1

Step-by-step explanation:

sin45°=cos45°

sin30°=cos60°

so,

cos45°cos60°/cos45°cos60°

1/1

1

Answer 2

Answer:

answer 1

Step-by-step explanation:

Cos 45=1/√2

cos 60=1/2

sin 45=1/√2

sin 30=1/2

since 1/√2×1/2\1/√2×1/2 =1