Question

Find the values of y = r(x) = ∛x for x = –2.197, –1.331, 0, 1.331, 2.197, 3.375, 4.913 Then plot the corresponding points on a graph.

Answer 1

The cube root values and a graph of them are shown in the attachment.

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The cube root of a negative number is negative. These all have exact (rational) cube roots.