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Mathematics 13 Online
OpenStudy (anonymous):

3d^2+8d-3=0 solve

OpenStudy (anonymous):

(d+9)(d-1)=0 d=-9 , d=1

OpenStudy (anonymous):

thats not right, d=(1/3) and d=-3

OpenStudy (anonymous):

just use the quadratic equation on it

OpenStudy (anonymous):

if d=1 you have 8=0 and if d=-9 you have 168=0 ...

OpenStudy (radar):

If you don't like using the quadratic formula, factor it (3d-1)(d+3)=0

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