Let $f: R→ R$ be defined as $f(x)=4

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Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Relations and Functions

Question:

Let $f: R→ R$ be defined as $f(x)=4x^2-16x+5,$ then

A. Maximum value of f(x) is -11.

B. Minimum value of f(x) is -11.

C. Minimum value of f(x) is 20.

D. No maximum value of f(x).

Choose the correct answer from the options given below

Options:

B and D only

B, C and D only

C and D only

A , B and D only

Correct Answer:

B and D only