Unit 1 foundations of algebra vocabulary

Question 1

a power has two parts, a ____ and an _____

Accepted Answer

base; exponent

Question 2

In the order of operations: step 2) simplify ________

Accepted Answer

exponents

Question 3

______ numbers are also known as counting numbers (1,2,3,4,.....)

Accepted Answer

Natural numbers

Question 4

A rational number is a number that can be written as a fraction. In decimal form, the decimal terminates or repeats

Accepted Answer

True

Question 5

A(n) _____ ____ is a mathematical phrase that includes one or more variables

Accepted Answer

algebraic expression

Question 6

A(n) ______ # is a # that cannot be written as a ratio of two integers. These #s in decimal form do not stop or repeat

Accepted Answer

irrational number

Question 7

_____ numbers are non-negative integers (0, 1, 2, 3, ....)

Accepted Answer

Whole numbers

Question 8

√33 (square root of 33) is classified as...

Accepted Answer

Irrational only

Question 9

to _____ an expression, you perform an possible operations and replace it with its simplest form

Accepted Answer

simplify

Question 10

A ____ ____ is a mathematical phrase involving numbers and operation symbols, but no variables

Accepted Answer

numerical expression

Question 11

To ________ an expression, you replace each variable with a given number and then simplify

Accepted Answer

evaluate

Question 12

Together, the radical symbol and radicand form a ____

Accepted Answer

radical

Question 13

The expression under the radical symbol is called the _____

Accepted Answer

radicand

Question 14

Order of operations: step 4) _____ or _____ from _____ to ______

Accepted Answer

add or subtract from left to right

Question 15

A(n) ________ is a mathematical sentence that compares the values of two expressions using the symbols >, <, ≤, ≥

Accepted Answer

inequality

Question 16

In the order of operations, step 1) perform any operations ______________

Accepted Answer

inside parenthesis

Question 17

A number a is a ______ of a number b if a2 = b

Accepted Answer

square root

Question 18

12, 13, 14, and 15 are classified as...

Accepted Answer

Natural, whole, integer, and rational only

Question 19

a _____ is a symbol, usually a letter that represents the value of a varying or unspecified quantity

Accepted Answer

variable

Question 20

_____ are whole numbers and their opposites

Accepted Answer

Integers

Question 21

Evaluate the expression when a = 3 and b = -1 a3(-b+4)

Accepted Answer

135

Question 22

-3 is classified as....

Accepted Answer

Integer and rational only

Question 23

√81 (square root of 81) is rational

Accepted Answer

True

Question 24

Order of operations: step 3) _____ or ______ from _____ to ________

Accepted Answer

Multiply or divide from left to right

Question 25

45 is irrational

Accepted Answer

False

Question 26

A ____ is a number that is either rational or irrational

Accepted Answer

Real number

Question 27

A ______ is any # that you can write as a/b. These #s as decimals are either terminating or repeating

Accepted Answer

rational number

Unit 1 foundations of algebra vocabulary

Questions 27

Unit 1 foundations of algebra vocabulary

Questions 27