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M111 Chapter R
Sullivan and Struve
28
Mathematics
Undergraduate 1
06/12/2008

Additional Mathematics Flashcards

 


 

Cards

Term
natural numbers
Definition
"counting numbers {1, 2, 3…}"
Term
counting numbers
Definition
"{1, 2, 3…}"
Term
whole numbers
Definition
"{0, 1, 2, 3…} hint: 0 looks like a hole"
Term
integers
Definition
"{…-2, -1, 0, 1, 2, 3…}"
Term
rational numbers
Definition
"fractions, terminating and repeating decimals"
Term
irrational numbers
Definition
"""look wacky!
Term
real numbers
Definition
all the numbers you know about
Term
Every set is a subset of
Definition
itself
Term
What set is a subset of every other set.
Definition
The empty set
Term
Subset
Definition
a set wholly contained in another
Term
Intersection
Definition
in both set A and set B
Term
Union
Definition
in either set A or set B
Term
truncating
Definition
just cut the extra digits off
Term
rounding
Definition
digit one to the right – 5 & higher go up
Term
commutative property
Definition
numbers revolve around + or x
Term
associative property
Definition
parentheses move
Term
Which property is 5(x + 2) = 5x + 10
Definition
distributive property
Term
additive inverse
Definition
opposite (neg)
Term
multiplicative inverse
Definition
reciprocal (flip)
Term
identity properties
Definition

5 + 0 = 5

5 x 1 = 5

Term
definition of absolute value
Definition
distance from zero on the number line
Term
multiplication property of zero
Definition
anything times zero is zero
Term
the 1st Commandment of Math
Definition
thou shalt not divide by zero!
Term
order of operations
Definition
please excuse my dear aunt sally
Term
evaluate
Definition
make birds nests ( ) first then substitute
Term
when you evaluate, your answer will be
Definition
a value
Term
like terms
Definition
same letters to the same powers
Term
domain of a variable
Definition
values it is allowed to be in that expression
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