You can put this solution on YOUR website! find the difference quotient for the function f(x) = 9x+6
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f(x+h) = 9(x+h)+6 = 9x+9h+6
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f(x) = 9x+6
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f(x+h)-f(x) = 9h
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difference quotient: 9h/h = 9
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Cheers,
Stan H.
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