# Algebra

posted by .

-7 and -4 the quadratic equation is?

• Algebra -

This makes no sense.

do you mean

(x+7)(x+4)=0 where the roots are -4,-7?

FOIL it out.

• Algebra -

x=-7 and x=-4
x+7=0 and x+4=0

(x+7)(x+4) = x^2 + 4x + 7x +28

the equation would be x^2 + 11x + 28

• Algebra -

correct

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