Please help me solve this equation for zero... 3r^5-15r^3-18r=0
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Originally Posted by runner940 Please help me solve this equation for zero... 3r^5-15r^3-18r=0 $\displaystyle 3r (r^4 - 5r^2 - 6) = 0 \Rightarrow 3r (r^2 - 6)(r^2 + 1) = 0 \, ....$
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