Homework 1. Determine all the accumulation and boundary points of the following sets in (R, I. ): (a) Z. (e) {n = 1,2, .). (e) { 2-n + 5-m : m,n = 1, 2, ...). (O{(-1)" +n,m = 1,2, .} () :n = 1,2, 1+ (1) (5}.

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A: We have to prove that  For all a &gt; 1, we always have 1 &lt; a &lt; a2 .

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A: We will use Excel function to find the required probabilities based on Standard Normal distribution.

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A: A={3,4,5,6}B=  the set of natural numbers from 5 to 9, inclusive. So, (B = {5, 6, 7, 8, 9}).

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A: The definition Function is, Function : A function from set A to the set B is a relation which…

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A: Note: Hi! Thank you for the question as per the honor code, we’ll answer the first question since…

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A: f′(x) &lt; 0 at each point in an interval I, then the function is said to be decreasing on Interval

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Q: 7.   The function is decreasing on the following intervals:

A: Ans:

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A: Given,

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Q: Homework 1. Determine all the accumulation and boundary points of the following sets in (R,1. ): (b)…

A: As per the policy, we are solving only 3 parts of this question. Please repost the question and…

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A: The total number of elment in set s will be  and total number of element in set T will be

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A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…