defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Mathematics Differential Calculus Applications of Derivatives
What is the rate of change of \(\rm \sqrt{x^2+16}\) with respect to \(\rm x^2 \ at \ x = 3 \ ?\)
1
1/5
2
1/10
3
1/20
4
None of the above