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Solve for all solutions of the equation. Show all work for full credit. X^3-8=0

User Grimdrem
by
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1 Answer

5 votes

Answer:

2

Explanation:

Hello

We can notice that


2^3=2* 2* 2=8

so 2 is one solution, we can put (x-2) in factor


x^3-8=(x-2)(x^2+2x+4)\\ \\ \Delta=2^2-4*4=4-16=-12

So there is no other real solution.

Thanks

User Harish Kumar
by
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