For $x \in[-2,2]$, let $f(x)=x^2+2$. A.

CUET Preparation Today

Start Free Mocks

Home Questions JESH97TWUD

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Continuity and Differentiability

Question:

For $x \in[-2,2]$, let $f(x)=x^2+2$.

A. f(x) is continuous in [-2, 2]
B. f(x) is differentiable in (-2, 2)
C. f(-2) = f(2) = 6
D. f'(1) = 0

Choose the correct answer from the options given below:

Options:

A, D only

B, C, D only

A, B, C, D only

A, B and C only

Correct Answer:

A, B and C only

Explanation:

The correct answer is Option (4) → A, B and C only