A square of side x has area x². Enter the exact answers in decimal forms, do not use fractions. (a) By what factor does the area change if the length is doubled? Factor = (b) By what factor does the area change if the length is tripled? Factor = i (c) By what factor does the area change if the length is halved? Factor = i (d) By what factor does the area change if the length is multiplied by 0.2? Factor = i eTextbook and Media

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