Question

(-7/9)÷(7/6)-(-5/6) elevado a dois

Answer 1

Resposta:

- 49/36

Explicação passo-a-passo:

(- 7/9) ÷ (7/6) - (- 5/6)^2

(- 7/9) ÷ (7/6) - (- 5/6)^2

- 7/9 ÷ 7/6 - (-5/6)^2

(- 7/9) ÷ (7/6) -(- 5/6)^2

- 7/9"× 6/7 - (- 5/6)^2

(- 7/9) ÷ (7/6) - (- 5/6)^2

(- 5/6)^2

(5/6)^2

5^2/6^2

25/6^2

5^2/6^2

25/36

(- 7/6) ÷ (7/6) - (- 5/6)^2

- 7/9 × 6/7 - 25/36

- 7/9 × 6/7 - 25/36 aqui risque os dois numeros 7 e 7.

- 7/9 × 6 - 25/36

- 7/9 × 6/7 - 25/36 aqui risque os dois numeros 9 e 6.

- 1/3 ×2- 25/36

- 1/3 ×2

- 1/3 × 2/1

- 1×2/3×1

- 2/3×1

- 1×2/3×1

- 2/3

- 1/3 ×2- 25/36

- 2/3 - 25/36

- 24+25/36

- 49/36

- 2/3 - 25/36

- 49/36

resposta

- 49/36