A box open from top is made from

JEE MAIN_2021_

27-8-2021_S2

Question

A box open from top is made from a rectangular sheet of dimension a × b by cutting squares each of side x from each of the four corners and folding up the flaps. If the volume of the box is maximum, then x is equal to :

Select the correct option:

$\frac{a+b-\sqrt{a^2+b^2-a b}}{12}$

$\frac{a+b-\sqrt{a^2+b^2+a b}}{6}$

$\frac{a+b-\sqrt{a^2+b^2-a b}}{6}$

$\frac{a+b+\sqrt{a^2+b^2-a b}}{6}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Medium

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