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Mathematics - Algebra

Y = x^3

y = -3x^3

y = -3x^3 - 5

My graphics calculator reveals that when y = 0, x = -1.064 but I have unable to work out the Algebra to get to this answer. Please help.

Solution Preview

It appears that you want to find the x- intercepts of the above functions?

In each case, plug in y = 0 and ...

Solution Summary

A Complete, Neat and Step-by-step solution is provided.