Rob is a high school student taking both algebra and geometry. Last night he had 27 homework problems combined from the two clas
2 answers:
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Answer:
a. =
b.
Step-by-step explanation:
a) When <em>n </em>is even, then it is divisible by 2. Because of this, you can write:
b) When <em>n </em>is odd, then <em>n - 1 </em> is even. This would make it divisible by 2, and there would be a remainder of 1, so we can write:
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