SOLUTION: 16r^3-9r=0 solve pleasseeee. thank you so much

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Question 297089: 16r^3-9r=0 solve pleasseeee. thank you so much
Answer by chibisan(131) About Me  (Show Source):
You can put this solution on YOUR website!
16r^3-9r=0
r(16r^2-9)=0
r=0(ans),
16r^2=9
r^2=9/16
r=0.75(ans)