Question

Cos 45
sec 30°t cosec 30°​

Answer 1

Answer:

4/√6 or 2√2/√3

Explanation:

Cos 45 = 1/√2

sec 30 = 2/√3

cosec 30 = 2

so, cos 45 sec30 cosec 30 = 1/√2 × 2√3 × 2

= 4/√6 or 2√2/√3

Answer 2

Answer:

Explanation:

(1/√2)/(2/√3+2)(1/2)/(2+2√3/√3)(1*√2)/(√2*2+2√2)(√3)/(2√2+2√6)by reciprocal we get{2√3(√2-√6)}/24-8}{2√3(√6-√2)}\16{√3(√6-√2)}\8(√18-√6)/8(√6-2√3)/8