Question

.please solve 70 th question​

Answer 1

option D is correct solution is above i think .........

Answer 2

Heya!!!

Good Morning!!!

Put x = a we get 0/0 form now, by using L'HOSPITALS RULE which states that Differentiate NR and DN separately.

Lim. x² F(a ) - a² F(x ) / { x - a }

x—>a

=>

lim. 2x F(a ) - a² F(x ) /1

x—>a

= 2a F(a ) - a² F'(a )