Question

Y=-5x^2+1
.
Найти:y(2) y(0) y(-3)

Answer 1

у = -5х^2 + 1

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