Question

Va rog repede dau coroană si maxim de puncte​

Answer 1

Explicație pas cu pas:

2x²=150 /:2

x²=75

x=radical(75) =5radical3

3x²=162 /:3

x²=54

x=radical(54)=3radical6

5x²=135 /:5

x²=27

x=radical(27)=3radical3

7x²=350 /:7

x²=50

x=radical(50)=5radical2