Question

cos 45 /sec 30 + cosec 30 = ?

Answer 1

1/√2×√2/√3+ 2
1/√3+2

Answer 2

Cos 45 deg = 1/√2

Sec 30 deg = 2/√3

Cosec 30 deg = 2

Cos 45 /sec 30 + cosec 30 = ( 1/√2 ) / (2/√3) + 2

( 1/√2 ) ×( √3/2) + 2

(√3 / 2√2 ) +2

(√3 + 4√2) / 2√2

{1.732 + 4(1.414) } / 2( 1.414)

(1.732 + 5.656)/ 2.828

7.388/ 2.828

2.612 is the answer.