# arrow_back Using the rules of differentiation, determine the derivative of $f(x)=\frac{x^2+9x+18}{x+3}$

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Using the rules of differentiation, determine  the derivative  of $f(x)=\frac{x^2+9x+18}{x+3}$

x+3)(x+6)/x+3 = x+6  factorize numerator then divide by common factor

then differentiate, 1x^(1-1) + 0

=1
by Diamond
(51,752 points)

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