. Let \( f: \mathbf{R} \rightarrow \mathbf{R} \) be defined by \[ f...

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. Let \( f: \mathbf{R} \rightarrow \mathbf{R} \) be defined by
\[
f(x)=\left\{\begin{array}{c}
2 x: x3 \\
x^{2}: 1x \leq 3 \\
3 x: x \leq 1
\end{array}\right.
\]
P
WW
Then \( f(-1)+f(2)+f(4) \) is
(A) 9
(B) 14
(C) 5
(D) none of these
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