Найти значение у= 5х 2 -10х+2

Значение х= 2

To find the value of y when x = 2, we can substitute x = 2 into the equation y = 5x^2 - 10x + 2:

y = 5(2)^2 - 10(2) + 2
= 5(4) - 20 + 2
= 20 - 20 + 2
= 2

Therefore, when x = 2, y = 2.