Question

A parabola $ax^2+bx+c$ contains the points $(-1,0)$, $(0,5)$, and $(5,0)$. Find the value $100a+10b+c$.

Answer 1

Answer:

-55

Step-by-step explanation:

(a,b,c) = (-1, 4, 5)

100a = -100

10b = 40

c = 5

-100 + 40 + 5 = -55