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Mathematics 18 Online
OpenStudy (anonymous):

Simplify the following expression. quantity z squared minus 4 z all over z. A. z + 4 B. z C. z – 4 D. 0

OpenStudy (anonymous):

Factorize the numerator: z (z - 4) Cancel z on the numerator with that of the denominator. Ans: z - 4

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