Question

aduceți la forma cea mai simpla
$\frac{42 - 3 \times 4}{?} \\ 6 {?}^{2}$

Answer 1

$a) \frac{42-3\cdot4}{6^{2}}= \frac{42-12}{36} = \frac{30}{36} = \frac{5}{6}$

$b) \frac{5^{2}-1}{6^{2}+3} = \frac{25-1}{36+3} = \frac{24}{39} = \frac{8}{13}$