If the derivative of the function\[f(x)=\left\{ \begin{matrix} a{{x}^

1.	If the derivative of the function\[f(x)=\left\{ \begin{matrix} a{{x}^{2}}+b & x
A.	a=2, b=3
B.	a=3, b=2
C.	a=-2, b=-3
D.	a=-3, b=-2
Answer» B. a=3, b=2

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If the derivative of the function\[f(x)=\left\{ \begin{matrix} a{{x}^{2}}+b & x

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