Algebra two things I need to learn
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18 Terms
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the factor theorm
x of a must be a factor if f(a)=0
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SOAP Factoring
S- Same as the sign in the middle of the original expression
O- Opposite sign
AP- Always positive
O- Opposite sign
AP- Always positive
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domain
the largest set of elements available for the independent variable
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range
the set of elements for the depends variable, second number of ordered pair.
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inverse functions
reflection over y=x
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notation
f(g(x)) or f times g(x)
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one to one function
no repeating x values or y values
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onto function
mapping: all x values and y values are used
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one-to-one and onto function
a function where all the x values and all y values are sued, where none of the x or y values repeat themselves. this function must pass the horizontal and vertical line tests
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axis of symmetry
x= -b/2a
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vertex of a parabola
(h,k)
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focus
(h,k + p)
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directrix
y= k - p
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discriminant
b^2-4ac
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radians
pi/180
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degrees
180/pi
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period
2pi/b
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Note 
Flashcards (32)