Match the function with its correct description.
A. The degree of the function is 4, and the leading coefficient is positive. B. The degree of the function is 5, and the leading coefficient is negative. C. The degree of the function is 5, and the leading coefficient is positive.
@ribhu
@mathmath333
@iGreen
\(\large \color{black}{\begin{align} f(x) & =(-2x+1)^2(x-3)^2(x+1)\hspace{.33em}\\~\\ & =(-2x+1)^{ \color{red}{2}}(x-3)^{ \color{red}{2}}(x+1) ^{\color{red}{1}}\hspace{.33em}\\~\\ & =(-2x^{\color{blue}{1}}+1)^{ \color{red}{2}}(x^{\color{blue}{1}}-3)^{ \color{red}{2}}(x^{\color{blue}{1}}+1) ^{\color{red}{1}}\hspace{.33em}\\~\\ \text{total degree} & =1\times 2+1\times 2+1\times 1\\~\\ f(x) & =(\color{blue}{-2}x+1)^\color{red}{2}(\color{blue}{1}x-3)^2(\color{blue}{1}x+1)\hspace{.33em}\\~\\ \text{leading coefficient} & =(-2)^2\times1\times1\times 1\\~\\ \end{align}}\)
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