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OpenStudy (anonymous):
PLEASE HELP!!!!!!!! what are the roots of the equation 2x²+7x+4=0
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OpenStudy (anonymous):
its quadratic equation and can be solved by using this http://www.sosmath.com/algebra/quadraticeq/quadraformula/quadraformula.html
OpenStudy (anonymous):
just plug values for a,b and c and you will get x1 and x2 as solutions
OpenStudy (anonymous):
ok 1 sec let me work it out
OpenStudy (anonymous):
im sorry i still dont understand this
OpenStudy (anonymous):
@Ed25
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OpenStudy (anonymous):
equation is 2x²+7x+4=0 so from here you can read values for a,b and c a = 2,b=7, can you guess value of c? :)
OpenStudy (anonymous):
c = 4 right?
OpenStudy (anonymous):
now plug that values in this formula http://math.about.com/od/Equations/ss/Quadratic-Formula_2.htm
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