Question

Calcule
me ajudemmm por favoor

Answer 1

(-5)^2 - 4^2 + (1/5)^O

(3)^-2+1

25 - 16 + 1

1/9 + 1

10

1/9 + 1

10 * 9/1 + 1 =

90/1 + 1 = 91