Question

Given the quadratic equation: f(x) = x2+4x-21

Identify a, b, and c from your original standard form equation.



a= _____ b= _____ c=_____
PLEASE HURRY

Answer 1

f(x)= x²+4x-21

a= 1 b=4 c=-21

Answer 2

from
`y=ax^2+bx+c` and
`y=x^2+4x-21` | Compare the coefficients.

Thus the answer is a = 1, b = 4 and c = -21