what does x sand for when the equation is:8x^2-x^3=70

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Guest Jan 25, 2015

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Best Answer

$$\\8x^2-x^3=70\\\\
-8x^2+x^3=-70\\\\
x^3-8x^2+70=0\\\\$$

Here is the graph i used GRAPH

the approx answers are x=-2.537, x=4.425 or x=6.148

Melody Jan 25, 2015

Melody · Answer 1 · 2015-01-25T02:32:35

$$\\8x^2-x^3=70\\\\
-8x^2+x^3=-70\\\\
x^3-8x^2+70=0\\\\$$

Here is the graph i used GRAPH

the approx answers are x=-2.537, x=4.425 or x=6.148