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Find all the zeroes of each function y=x^3+2x^2-5x-10

User Gleb Esman
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The roots of the function is equal to x-coordinate of the points at which curve intersect the x-axis.

Plot the equation y=x^3+2x^2-5x-10 on the graph.

The graph interset the x-axis at point (-2.236,0); (-2,0) and (2.236,0). So zeros of the function is,

x = - 2.236,

x = -2, and

x = 2.236.

Find all the zeroes of each function y=x^3+2x^2-5x-10-example-1
User Dgilland
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