Question

rezolvati in R urmatoarele ecuati: X^2=25 ; 5x^2=135 ; X^2=0,8(3) ; X^2=2,(3)
DAU COROANĂ!!!!​

Answer 1

Răspuns:

x²=25=>x=√25=>x=5

5x²=135=>x²=135:5=>x²=27=>x=√27=>x=3√3

x²=(83-8)/90=>x²=75/90=>x=√(5/6)

x²=(23-2)/9=>x²=21/9=>x=√(7/3)

Answer 2

Răspuns:

$salut \infty \infty \infty \infty \infty$