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Mathematics 11 Online
OpenStudy (anonymous):

4x³+9x²+2x=0

OpenStudy (tad1):

x(4x^2 + 9x + 2) = 0 Then use quadratic formula

OpenStudy (anonymous):

Start by factoring out an x. Then solve the quadratic factor by the quadratic formula and you'll have your 3 roots.

myininaya (myininaya):

you don't have to use the quad formula here 4x^2+8x+x+2=0 factor this by grouping

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