30-04-2014
Mathematics

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Rewrite the expression by using grouping symbols. y • 4 + y • z A. y • (4 + y) • z B. y (4 + z) C. 4(y + z) D. z(y • 4)

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Аноним Аноним

30-04-2014

[tex]y\cdot4+y\cdot z=\underline{y}\cdot4+\underline{y}\cdot z=\underline{y}\cdot(4+z)\\\\Answer:B[/tex]

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