Question

найдите значение выражения a+x/a:ax+x^2/a^2 при a=56, x=40

Answer 1

$\frac{56 + 40}{56} \div \frac{56 \times 40 + 40 {}^{2} }{56 {}^{2} } = \frac{96}{56} \times \frac{2240 + 1600}{3136} = \frac{96}{56} \times \frac{3136}{3840} = \frac{56}{40} = \frac{7}{5} = 1 \frac{2}{5}$

Answer 2

96/56:40(56+40)/56^2

96/56*56^2/40*96

56/40 = 7/5

ОТВЕТ: 1 2/5