Question

calculati xsupra16=4supra x​

Answer 1

x/16 = 4/x

x² = 4×16

x² = 64

x = ±8

Answer 2

Explicație pas cu pas:

x / 16 = 4 / x

x · x = 16 · 4

x² = 64

x = √64

x = 8 ; x = -8