Question

Uproszcz i rozwiąż!!!


[(a²)⁴ × a⁻³]:[(a²)³ × a³]

a=√5

PROSZE O POMOC PILNE NA JUTRO !!

Answer 1

[(a²)⁴ × a⁻³]:[(a²)³ × a³] =
= (a⁸ * a⁻³) : (a⁶ * a³) =
= a⁵ : a⁹ =
= a⁻⁴
a=√5
(√5)⁻⁴ = 1/25 = 0,04

Answer 2

[(a²)⁴ × a⁻³]:[(a²)³ × a³]
[625 × -25]:[125 × 25]
-15625:3125
-5