Math 2053-Test #1 Name: Show all work in your Blue Book. The full solution (work

Question

Math 2053-Test #1 Name: Show all work in your Blue Book. The full solution (work and answer) fore be on a separate page in the Blue Book, completed in order. If you put eac on a separate page, in order, you will receive a +10 point bonus on the te class. No extension of the test will be provided for late arrivals This exam has 8 questions for a total of 100 points. 1. Write the following sets by listing the elements between braces (o) (7 points) (r EN: a3 110) (b) (7 points) {x E R : cos = 1} Write tha L-11

Explanation / Answer

1.

a)

WE need to list all natural numbers whose cubes are smaller than 110

Let us list them out in increasing order

1,8,27,64,125,..

He,ce the set is

{1,2,3,4}

b)

This set contains all x such that x is an even integer

So the set is the set of all even integers

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