Question

Qual é o valor de y = {[(-5)^2] - 4^2 + (1/5)^0} / [(3^2) + 1]?

Answer 1

y = {[(-5)^2] - 4^2 + (1/5)^0} / [(3^2) + 1]
y = {25 - 4^2 +  (1/5)^0} / [(3^2) + 1]
y = {25 - 4^2 +1} / [(3^2) + 1]
y = {25 - 16 + 1} / [(3^2) + 1]
y = 10 / [(3^2) + 1]
y = 10 / [9 + 1]
y = 10 / 10
y = 1