4) 16 + 7 + 9 = 7 + 9 + 16 * A. Commutative Property of Addition
O B. Additive Identity Property
C. Multiplicative Identity Property
O D. Associative Property of Addition
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An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Which will form a composite function?

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.