Square Root:
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If x2 = y, we say that the square root of y is x and we write √y = x. Thus, √4 = 2, √9=3, √144=12
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Cube Root:
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The cube root of a given number x is the number whose cube is x.
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We, denote the cube root of x by 3√x
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Thus, 3√8 = 3√2x2x2 = 2.
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