SOLUTION: Solve each equation for x
x^2+4x+4=7
thanks
Algebra.Com
Question 80235: Solve each equation for x
x^2+4x+4=7
thanks
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
X^2+4X+4=7
X^2+4X+4-7=0
X^2+4X-3=0
USING THE QUADRATIC EQUATION WE GET:
X=(-4+-SQRT[4^2-4*1*-3])/2*1
X=(-4+-SQRT[16+12])/2
X=(-4+-SQRT28])/2
X=(-4+-5.29)/2
X=(-4+5.29)/2
X=1.29/2
X=.645 ANSWER.
X=(-4-5.29)/2
X=-9.29/2
X=4.645 ANSWER.
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