Question

(iii)
cos 45º
sec 30°+ cosec 30°​

Answer 1

Answer:

(2 * (6)^0.5 + 2)/(6)^0.5

Step-by-step explanation:

cos 45º = (1/2)^0.5

sec 30° = 2/(3)^0.5

cosec 30°​ = 2

so, cos 45º sec 30°+ cosec 30°​ = (1/2)^0.5 * 2/(3)^0.5 + 2

= (2 * (6)^0.5 + 2)/(6)^0.5

Answer 2

1.68252198471

I hope it will help you