Vocabulary
The term refers to numbers that have the same absolute value but different signs (positive/negative)
opposites
The best time to wear a striped sweater is......
all the time!
x - 14 = -4
x = 10
1/2 * 1/2 =
1/4
2.13 x 105
Whatever we do to one side of the equation...
we must ALSO do to the other side!
-2x = 4
x = -2
(x4)11 =
x44
How many books are in the Harry Potter series?
Domain / Independent Variable
When adding or subtracting fractions, we can make equivalent fractions by multiplying each fraction by the ____________.
least common denominator (LCD)
16x+5=4x-19
x = -2
This property states that terms can be moved around in a different order and the sum or product will not change. Example: a+b=b+a
the commutative property
How many sides does a dodecahedron have?
12
In the linear formula y=mx+b, what does "m" stand for?
slope
When dividing fractions, we must remember to _______ , ________ , and _______.
KEEP the first fraction, CHANGE the sign to multiplication, and FLIP the second fraction
x2 + 19 = 83
(there may be more than 1 possible answer)
x = -8, 8
This property states that when multiple terms are being added or multiplied, the grouping of the terms does not matter. Example: a+(b+c)=(a+b)+c
the associative property
How many degrees are in a triangle?
180o
This term refers to the outcome of flipping a fraction so that the product of the two fractions will equal 1.
reciprocal
A function is a relation in which...
(Use definition from class)
each input has exactly one output.
x(x-3) + 1 > 4 + x2
x < -1
The horizontal axis is also known as the...
x-axis
What is the scientific name or formula for salt?
sodium chloride / NaCl