307KiB, 654x423, bartthegenius.png View SameGoogleiqdbSauceNAO Anonymous Thu 16 Aug 15:01:08 2018 No.102386978 ViewReplyOriginalReport Quoted By: >>102387057 >>102387091 >>102387520 >>102387541 >>102387620 So y equals r cubed over 3. And if you determine the rate of change in this curve correctly, I think you will be pleasantly surprised.