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OpenStudy (anonymous):
If the quadratic formula is used to solve 2x(x + 5) = 4, what are the solutions?
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OpenStudy (lynfran):
x=2 and x=-1 do u need me to show u the steps
OpenStudy (anonymous):
Yes please
OpenStudy (lynfran):
ok rewrite the equation u get \[2x ^{2}+10x-4=0\] let a=2 b=10 c=-4 and just plug in those value in the formula|dw:1435188864244:dw|
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