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Mathematics 21 Online
OpenStudy (ambermarie151):

Find the solution(s) to 2x^2-7x+3=0. Check all that apply A.x=2 B=X=-1/2 C.x=1/2 D.x=3 E.x=-3

jhonyy9 (jhonyy9):

do you know the discriminant formula ?

jhonyy9 (jhonyy9):

D = b^2 -4ac do you know it ?

jhonyy9 (jhonyy9):

from this quadratic you know what will be a and b and c ?

jhonyy9 (jhonyy9):

what method you learned to solve a quadratic ?

jhonyy9 (jhonyy9):

x_1,2 = (-b +/- sqrt(D)/(2a) do you know this formula for roots of a quadratic ?

jhonyy9 (jhonyy9):

@phi

OpenStudy (mathmale):

amber, please, if you're going to post a question, stick around for a while to see whether someone responds.

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