Question

Arătați ca
$(7 - 7 \times \frac{1}{6} \times \frac{1}{7} ) \times \frac{6}{41} = 1$
ma puteți ajuta va rog?​

Answer 1

Sper ca te am ajutat

Answer 2

$(7 - 7 \times \frac{1}{6} \times \frac{1}{7} ) \times \frac{6}{41} = \\ \\ = (7 - \frac{7}{6} \times \frac{1}{7} ) \times \frac{6}{41} = \\ \\ = (7 - \frac{7 \times 1}{6 \times 7} ) \times \frac{6}{41} = \\ \\ = ( {}^{42)} 7 - \frac{7}{42} ) \times \frac{6}{41} = \\ \\ = \frac{294 - 7}{42} \times \frac{6}{41} = \\ \\ = \frac{287}{42} \times \frac{6}{41} = \\ = vezi \: poza \:$

(simplificam prin taiere )

$= \frac{7}{7} = \boxed{ 1}$

…ᘛ⁐̤ᕐᐷฅ^•ﻌ•^ฅฅ^•ﻌ•^ฅ