Continuity and DifferentiabilityHard

Question

If f(a) = a2, φ (a) = b2 and f′(a) = 3φ′(a) then is -

Options

A.b2/a2
B.b/a
C.2b/a
D.None of these

Solution

f(a) = a2  φ(a) = b2
f′(a) = 3φ′(a)
term
Apply L Hospital

Create a free account to view solution

View Solution Free
Topic: Continuity and Differentiability·Practice all Continuity and Differentiability questions

More Continuity and Differentiability Questions

Function f (x) = is differentiable in the set -...Differential coefficient of w.r.t. x is -...The domain of the derivative of the functions f(x) is...If f(x) = ,x ≠ 0 is continuous at x = 0, then -where [x] and {x} denotes greatest integer and fractional part func...Let [x] denote the greatest integer less than or equal to x. If f(x) = [x sin πx], then f(x) is...