which equations support the fact that rational numbers are closed under subtraction?
wh...
Mathematics, 03.02.2020 15:59 clapoint2003p3chnu
which equations support the fact that rational numbers are closed under subtraction?
what are all the answers.
a. √8 − √8 = 0
b. 5√4 − √4 = 4√4
c. 4.5 − 0.5 = 4
d. 2√3 − √3 = √3
Answers: 2
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