Question

-5/7÷(-7/5)÷8 СРОЧНО!!!!!!!

Answer 1

Ответ:

Пошаговое объяснение:

$-\frac{5}{7}:(-\frac{7}{5}):8=\frac{-5*(-5)*1}{7*7*8}=\frac{25}{392}$

Answer 2

To solve the expression -5/7 ÷ (-7/5) ÷ 8, we follow the order of operations, which is parentheses, multiplication/division (from left to right), and addition/subtraction (from left to right).

First, let's simplify the division inside the parentheses:

-5/7 ÷ (-7/5) = -5/7 × (-5/7) (dividing by a fraction is the same as multiplying by its reciprocal) = -25/49

Now, we can substitute this value back into the original expression:

-25/49 ÷ 8

To divide by 8, we multiply by its reciprocal:

-25/49 × 1/8 = -25/392

Therefore, the simplified value of -5/7 ÷ (-7/5) ÷ 8 is -25/392.