SOLUTION: Solve each equation for x.
{{{x^2+4x+4=7}}}
(Hint:Factor the left-hand side.)
My answer was:x={{{2sqrt(7-2)}}},x={{{-2sqrt(7-2)}}}.Is this correct. Thanks.
Algebra.Com
Question 75010This question is from textbook Beginning Algebra
: Solve each equation for x.
(Hint:Factor the left-hand side.)
My answer was:x=,x=.Is this correct. Thanks.
This question is from textbook Beginning Algebra
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=0using 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+-5.2915)/2
x=(-4+5.2815)/s
x=1.2815/2
x=.64575 answer.
x=(-4-5.2915)/2
x=-9.2915/2
x=-4.64575 answer.
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