Question

Find the value of cos60 +sin45 -cot 30/tan 60 +sec45-cosec 30

Answer 1

Step-by-step explanation:

cos 60 + sin 45 - cot30/tan60 + sec 45-cosec 30

= 1/2 + 1/√2 - √3/√3 + √2 - 2

= 1/2 + 1/√2 + √2 -2

= √2+ 2 + 4 - 4√2 / 2√2

= √2-4√2 + 6/ 2√2

= 6-3√2/2√2