The expression (m-n)-(n-m) is equivalent to

a) 2m-2n
b) 2m
c) -2n
d) m-n

Question

02-01-2015
Mathematics

Answered

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The expression (m-n)-(n-m) is equivalent to

a) 2m-2n
b) 2m
c) -2n
d) m-n

Sagot :

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