Question

a cube of side 4 m is painted black on all of its surface and then divided into various smaller cubes of side 1cm each the smaller cube obtained are separated. how many smaller cubes have 3 surfaces painted?

Answer 1

$x75548 \sqrt[ \sqrt[5422 \frac{22 \sqrt{555555514 {25 \sqrt[555 |54 < 81 \leqslant \leqslant \leqslant 221 = 12.12205105| ]{?} }^{?} } }{?} \times \frac{?}{?} ]{?} ]{?} \times \frac{?}{?}$