Asked by eli
Which of the following is the correct form of the quadratic formula for the quadratic equation ax^2+bx+c=0?
(1 point)
Responses
x=−b±b2−4ac√2c
, x equals StartFraction negative b plus-or-minus StartRoot b squared minus 4 a c EndRoot over 2 c EndFraction
x=−b±b2+4ac√2a
, x equals StartFraction negative b plus-or-minus StartRoot b squared plus 4 a c EndRoot over 2 a EndFraction
x=−b±b2−4ac√2a
x equals StartFraction negative b plus-or-minus StartRoot b squared minus 4 a c EndRoot over 2 a EndFraction
x=b±b2−4ac√2a
(1 point)
Responses
x=−b±b2−4ac√2c
, x equals StartFraction negative b plus-or-minus StartRoot b squared minus 4 a c EndRoot over 2 c EndFraction
x=−b±b2+4ac√2a
, x equals StartFraction negative b plus-or-minus StartRoot b squared plus 4 a c EndRoot over 2 a EndFraction
x=−b±b2−4ac√2a
x equals StartFraction negative b plus-or-minus StartRoot b squared minus 4 a c EndRoot over 2 a EndFraction
x=b±b2−4ac√2a