Practicing Success
Practicing Success
CUET Preparation Today
At what value of x is the function y = \( { x }^{ 2 } -4x\) attains its minimum value? |
1 2 3 4 |
2 |
\(\frac{dy}{dx}= 2x-4\) Putting \(\frac{dy}{dx}= 0\) x=2 |
