Finite Math with College Algebra
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slope intercept form
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y=mx=b
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slope formula
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change in y over change in x
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regression
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STAT, EDIT, L1, L2, STAT, CALC, LinReg (ax+b), calculate, E a=slope b=Y-intercept
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composite functions
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plug the x value into the equation and solve
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composite functions: substitution
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plug the other function in for x
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transformations y=a(x-h)^2+k
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a=if negative, refection over the x-axis h=horizontal shift k=vertical shift
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domain
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all possible x-values
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range
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all possible y-values
