Question

I cosext cotx Show that a sine day yz

11th - 12th Class

Maths

Solution

126

4.0 (1 ratings)

( y=cos operatorname{ccs} x+cot x(text { grences }) ) Cferom o) ( =y operatorname{cosec} x(cot x+cos e x) ) ( =y^{2} operatorname{cosec} x ) in ( sin x frac{d^{2} y}{d x^{2}}=y^{2} mid ) hemce