What is the quadratic formula for x^2 + 3x-28 = 0 ?

Question

x^2 + 3x-28 = 0

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Answer 1 · 2018-04-02T16:36:04

#x=(-3pmsqrt(3^2-4(1)(-28)))/(2(1)#

The quadratic formula is in the form #x=(-bpmsqrt(b^2-4ac))/(2a)#

The equation that you gave is in standard form, which is #ax^2+bx+c#

1 is the a value
3 is the b value
-28 is the c value