davieeast davieeast

21-08-2017
Mathematics

contestada

r · 1 = r
a. commutative property of addition
b. identity property of multiplication
c. commutative property of multiplication

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lizzylife012 lizzylife012

21-08-2017

B. identity property of multiplication

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Аноним Аноним

21-08-2017

the answer is b
B. identity property of multiplication

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