Question

(-5)^²- 4²- (1/5)^0
____________
3^-² + 1

Answer 1

Resposta:

36/5

Explicação passo-a-passo:

(-5)² - 4² - (1/5)⁰ 25 - 16 - 1. 25 - 17 8

--------------------- = ------------------- = ----------- = ---------

3-² + 1 1/9 + 1 (1 + 9)/9 10/9

8/(10÷9) = 8 × 9/10 = 8/10 × 9 = 4/5 × 9 = 36/5