Y=-5x^2+1
.
Найти:y(2) y(0) y(-3)

y(-3)=-5*9+1=-44y(0)=-5*0+1=1y(2)=-5*4+1=-19

у = -5х^2 + 1у(2) = -5 * 2^2 + 1 = -5 * 4 + 1 = -19у(0) = -5 * 0^2 + 1 = 0 + 1 = 1у(-3) = -5 * 3^2 + 1 = -45 + 1 = -44