Question 384599
5x^2 + 10x + 5 = 7
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5x^2+10x-2
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solve using quadratic formula
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a=5,b=10,c=-2
{{{b^2-4ac=140}}}
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{{{x1=((-10+sqrt(140)))/(10)}}}
x1=0.183
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{{{x2=((-10-sqrt(140)))/(10)}}}
x2=-2.183
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