Let , if and be the maximum and minimum value of respec…

Maths Quadratic Equations Skill Builder Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

Let , if and be the maximum and minimum value of respectively, then :

Text Solution

Verified by Experts

The correct answer is:

We are asked:

Find maximum (M) and minimum ( m ) and then check the options.

Step 1: Analyze f(x)

This is a V-shaped function with vertex at (maximum of 10 ).

But domain is is outside the domain.

So maximum occurs at the rightmost

Step 2: Minimum value

decreases as moves left from 9:

Step 3: Compute sums

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