SCQhVQoE
1.0
CCSS.Math.Content.HSN-RN.B.3
Explain why the sum or product of two rational numbers is rational; that the sum of a rational number and an irrational number is irrational; and that the product of a nonzero rational number and an irrational number is irrational.
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2020-12-17T17:26:57.727280Z
2020-12-17T17:26:57.727309Z
4