ch 1 1-4

Question 1

any number a is -a the sum of opposites is 0

Answer 1

additive inverse or opposite

Question 2

any nonzero number a is 1/a the product of reciprocals is 1

Answer 2

multiplicative inverse or reciprocal

Question 3

distance from zero on the number line

Answer 3

absolute value of a real number

Question 4

when you follow order of operations

Answer 4

evaluate

Question 5

an expression containing one or more variables

Answer 5

variable expresion

Question 6

a symbol that represents one or more numbers

Answer 6

variable

Question 7

a number, a variable, or product of a number and one or more variables

Answer 7

term

Question 8

an expression containing one or more variables

Answer 8

algebraic expression

Question 9

the numerical factor

Answer 9

coefficent

Question 10

a number that makes the equation true

Answer 10

solution of an equation

Question 11

a pair of inequalities joined by AND or OR

Answer 11

compound inequality