alleryWhich is true for all numbers a and b?
Aa × b = a + b
Ba × b = a - b
Ca × 0 = a
Da × b = b × a
Answer & Solution
Correct answer: D. a × b = b × a
1. Order does not change a product.
2. This is the commutative property.
3. The other statements fail for most numbers.
_Source: Wikipedia, Multiplication table (CC BY-SA 4.0, rev 1379867676), Modern times_
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