SOLUTION: 10.) Solve each equation by using the quadratic formula x^2+4x+3=0

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Question 164914This question is from textbook Elementary and Intermediate
: 10.) Solve each equation by using the quadratic formula
x^2+4x+3=0
This question is from textbook Elementary and Intermediate

Answer by checkley77(12569) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+4x+3=0
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
x=(-4+-sqt[4^2-4^2-4*1*3])/2*1
x=(-4+-sqrt16-12)/2
x=(4+-sqrt4)/2
x=(4+-2)/2
x=(4+2)/2
x=6/2=3 answer.
x=(4-2)/2
x=2/2=1 answer.