Question

Lim x-0 3x²/(1-cos5x)

Answer 1

Lim 3x^2/ 1 - cos 5x

x-0

Lim. 6x/sin5x. ( by L hospital rule)

x-0

Lim 6x / sin5x × 5x/5x. ( divide and

x-0

multiply by 5x)

Lim. 6x/5x

x-0

Lim. 6/5

x-0

6/5