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Algebra 2 Final Exam Solution
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Exam of 8 pages for the course Algebra 2 at Algebra 2 (Solution)
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Algebra 2 Final Exam Solutionrelation
a set of ordered pairs
domain
all of the x-coordinates of a relation
range
all of the y-coordinates of a relation
function
a relation in which each element of the domain is paired up with exactly one element of the range
FOIL
to find the product of 2 binomials....
distributive property
a(b + c) = ab + ac
similar figures
figures that have the same shape, but not necessarily the same size
congruent figures
figures that have the same size and shape
variables
letters or symbols used to represent an unknown quantity
algebraic expression
an expression with at least one variable
order of operations
Parenthesis, Exponent, Multiplication, Division, Addition, Subtraction
, rational numbers
numbers that can be expressed as a ratio, a/b
irrational numbers
numbers where the decimal form neither terminates nor repeats
perfect squares
square roots that are rational numbers
integers
{..., -3, -2, -1, 0, 1, 2, 3, ...}
whole numbers
{0, 1, 2, 3,....}
natural numbers
{1, 2, 3, ...}
commutative property of addition
the order in which you add numbers does not change the sum
commutative property of multiplication
the order in which you multiply numbers does not change the product
associative property of addition
the way in which you group terms does not affect the sum - (a + b) + c = a + (b + c)
associative property of multiplication
the way in which you group factors does not affect the product a( b c ) = (a b) c
identity property of addition
when zero is added to any number, the sum is the number
identity property of multiplication
when any number is multiplied by one, the product is the number
additive inverse
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