Q.3. The interval in which the function f defined by 𝑓(𝑥) = 𝑒 𝑥 is strictly increasing, is (A)[1, ∞)

Q.3. The interval in which the function f defined by 𝑓(𝑥) = 𝑒
𝑥
is strictly increasing, is
(A)[1, ∞) (B) (−,0) (C) (−∞, ∞) (D) (0,∞)