Use the quotient rule to find the derivative.
-$y=\frac{(x-1)\left(x^{2}+x+1\right)}{9}$
A) $y^{\prime}=\frac{x^{2}}{3}$
B) $y^{\prime}=\frac{x^{2}}{9}$
C) $y^{\prime}=\frac{x^{2}}{81}$
D) $y^{\prime}=\frac{x^{2}}{27}$

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The Answer of Use the quotient rule to find the derivative.
-$y=\frac{(x-1)\left(x^{2}+x+1\right)}{9}$
A) $y^{\prime}=\frac{x^{2}}{3}$
B) $y^{\prime}=\frac{x^{2}}{9}$
C) $y^{\prime}=\frac{x^{2}}{81}$
D) $y^{\prime}=\frac{x^{2}}{27}$

Use the Quotient Rule to Find the Derivative y=(x−1)(x2+x+1)9y=\frac{(x-1)\left(x^{2}+x+1\right)}{9}y=9(x−1)(x2+x+1)​ A) y′=x23y^{\prime}=\frac{x^{2}}{3}y′=3x2​ B) y′=x29y^{\prime}=\frac{x^{2}}{9}y′=9x2​

Use the Quotient Rule to Find the Derivative $y=\frac{(x-1)\left(x^{2}+x+1\right)}{9}$ A) $y^{\prime}=\frac{x^{2}}{3}$ B) $y^{\prime}=\frac{x^{2}}{9}$