Question

root under 3 Cosec 20⁰ - sec 20⁰ =4​

Answer 1

Step-by-step explanation:

1. 3cosec20°-sec20°=4

or,3cosec20°-cosec(90°-20°)=4

or,3cosec20°-cosec20°=4

or,2cosec20°=4

or,cosec20°=2