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Mathematics 14 Online
OpenStudy (anonymous):

factor 4x^2+8x-5=0

OpenStudy (anonymous):

4x^2+8x-5=(2x-1)(2x+5)=0

OpenStudy (anonymous):

2x-1=0 ---->x=1/2 2x+5=0---->x=-5/2 x=1/2,-5/2

OpenStudy (anonymous):

can you dothe same problem but by using the quadratic formula

OpenStudy (anonymous):

\[\frac{ -b \pm \sqrt{b^2-4ac} }{ 2a }\]

OpenStudy (anonymous):

a=4, b=8 , c=-5

OpenStudy (anonymous):

does that help?

OpenStudy (anonymous):

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