WBJEE · Maths · Application of Derivatives
\(f(x)=\left\{\begin{array}{ll}0, & x=0 \\ x-3, & x > 0\end{array}\right.\) The function \(f(x)\) is
- A increasing when \(x \geq 0\)
- B strictly increasing when \(x > 0\)
- C Strictly increasing at \(x=0\)
- D not continuous at \(x=0\) and so it is not increasing when \(x > 0\)
Answer & Solution
Correct Answer
(B) strictly increasing when \(x > 0\)
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