Question

Jeśli ¹/₅ razy 5²÷5⁻³=5do x, to × wynosi?

Answer 1

⅕×5²:5⁻³=5
5⁻¹×5²⁺³=5⁻¹⁺²⁺³=5⁴
x=4

Answer 2

1/5 * 5^2 / 5^-3 = 5^x

1/5 * 5^(2+3) = 5^x

1/5 * 3125 = 5^x

625 = 5^x

x = 4