If b cos θ=a, then prove that cosec θ+cot θ=√b+ab−a [4 MARKS]
Concept: 2 Marks Application: 2 Marks cosec θ+cot θ =b√b2−a2+a√b2−a2 =b+a√b2−a2 =(b+a)√(b+a)(b−a) =√b+a√b−a =√b+ab−a