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Calculate the x-intercepts of the quadratic y=9xsquared+3x
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Calculate the x-intercepts of the quadratic y=9xsquared+3x

User Justin Pearce
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to find the x-intercept, put y=0

9x^2 +3x=0
3x(3x+1)=0

x=0 or x=-1/3
User Shazron
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