Flashcards in Part 1: Arithmetic Deck (58)

Loading flashcards...

1

## (√(a)) ^ 2

### a

2

## √(a^2)

### a

3

## √a√b

### √(ab)

4

## √a/√b

### √(a/b)

5

## For odd order roots, how many roots are there for every number?

###
one, even for negative numbers.

6

## For even order roots, how many roots are there for every number?

### two (a positive and negative root), if the number is positive. zero, if the number is negative.

7

## What is an irrational number?

### A number with a decimal that neither terminates nor repeats.

8

## What is a real number?

### The set of all rational and irrational numbers.

9

## What is an interval?

### A set of real numbers in between two numbers.

10

## |r + s| ? |r| + |s|

### less than or equal to

11

## What is a ratio?

### A way to express the relative quantities of two values.

12

## 15 - (6 - 4) (-2)

### 19

13

## (2 - 17) / 5

### -3

14

## (60 / 12) - (-7 + 4)

### 8

15

## 3^4 - (-2)^3

### 89

16

## (-5)(-3) - 15

### 0

17

## (-2)^4 times (15 - 18)^4

### 1296

18

## (20 / 5)^2 times (-2 + 6)^3

### 1024

19

## (-85)(0) - (-17)(3)

### 51

20

## 1/2 - 1/3 + 1/12

### 1/4

21

## (3/4 + 1/7)(-2/5)

### -5/14

22

## (7/8 - 4/5)^2

### 9/1600

23

## (3/-8)/(27/32)

### -4/9

24

## Which of the integers 312, 98, 112, and 144 are divisible by 8?

### 312 and 112 and 144

25

## What is the prime factorization of 372

### 2 * 3 * 2 * 31

26

## What are the positive divisors of 372

### 1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, and 372

27

## What are the prime divisors of 100?

### 2, 5

28

## What are the prime divisors of 144?

### 2, 3

29

## Which of the integers 2, 9, 19, 29, 30, 37, 45, 49, 51, 83, 90, 91 are prime?

### 2, 19, 29, 37, 83

30