# inverse operation additive inverse multiplicative inverse solution ```inverse operation
pairs of operations that undo
each other
two numbers that are opposite
in value and whose sum is zero
multiplicative inverse
solution
two numbers that when
multiplied together equal 1
the value or values of a variable
that make an equation a true
statement
square root
perfect square
one of two equal factors of a
nonnegative number
a number that has a rational
number as its square root
16 = 4
𝟐𝟓 = 𝟓
𝟐𝟔 ≈ 𝟓. 𝟎𝟗𝟗𝟎𝟏 …
a symbol ( ) that is used to
indicate square roots
cube root
one of three equal factors of a
number
rational
a number that can be written as the
ratio of two integers with a nonzero
denominator
decimal expansion
the representation of a number in the
decimal system
irrational
a real number whose decimal form is
non-terminating and non-repeating that
cannot be written as a ratio of two
integers
like terms
monomials that have the same
variable raised to the same power
expression
a mathematical phrase involving
variables and/or numbers and
operation symbols
linear equation
an equation that can be
written in the form ax + b =
c where a, b, and c are real
numbers and a ≠ 0
equation
variable
a mathematical sentence that
contains an equals sign
a letter or symbol used to
represent a number
scientific notation
exponents
the number of
times a base is
used as a factor
of repeated
multiplication
a number that
can be written
as the ratio of
two integers
with a nonzero
denominator
significant digits
exponential notation
a number where a base is written to
some power
digits in a decimal
number beginning
with the first
nonzero digit to the
right of the decimal
and ending with the
digit farthest to the
right
```