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Unit 4 (4.4 - Scatter Plots (Positive Correlation - The points are…
Unit 4
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4.7 - Inverse Relations
flip the ordered pair ex. (A,B) -> (B,A)
f-1(x)
Usually f(x)= y , but now it's f(x)= x. solve for x, then switch the x and y when finished with the problem ex. f(x)= -3x+27 -> x= -3y+27... (when solved) x= -y/3+9 -> y=-x/3+9
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