Question

if theta =45°what is the value of 2 cos squared theta +cosec square theta​

Answer 1

1+√2

Step-by-step explanation:

let theta =x

x=45°

2cos^2x + coesc x

2cos^2 45 + cosec 45

2(1/√2)^2 +√2

2(1/2)+√2

1+√2