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quadratic equations

4x2+6x=0

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William S. | Experienced scientist, mathematician and instructor - WilliamExperienced scientist, mathematician and...
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4x2 + 6x = 0
 
x(4x + 6) = 0
 
which means
 
x = 0 and (4x + 6) = 0
 
4x + 6 = 0 ⇒4x = -6 or x = -3/2