Let $f ( x ) = \left\{ \begin{array} { c c }
3 x & - 1

Name: Let $f ( x ) = \left\{ \begin{array} { c c } 3 x & - 1 < x < 0 \\ x + 4 & 0 \leq x < 4 \\ 2 x & 4 < x \leq 6 \end{array} \right.$ Then ƒ is continuous at 4 if ƒ(4) is defined as A)4 B)5 C)6 D)7 E)8
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Question

Let $f ( x ) = \left\{ \begin{array} { c c } 
3 x & - 1 < x < 0 \
x + 4 & 0 \leq x < 4 \
2 x & 4 < x \leq 6
\end{array} \right.$ Then ƒ is continuous at 4 if ƒ(4) is defined as

A)4
B)5
C)6
D)7
E)8

Quizplus · Accepted Answer

The Answer of Let $f ( x ) = \left\{ \begin{array} { c c } 
3 x & - 1 < x < 0 \
x + 4 & 0 \leq x < 4 \
2 x & 4 < x \leq 6
\end{array} \right.$ Then ƒ is continuous at 4 if ƒ(4) is defined as

A)4
B)5
C)6
D)7
E)8

Let f(x)={3x−1<x<0x+40≤x<42x4<x≤6f ( x ) = \left\{ \begin{array} { c c } 3 x & - 1 < x < 0 \\x + 4 & 0 \leq x < 4 \\2 x & 4 < x \leq 6\end{array} \right.f(x)=⎩⎨⎧​3xx+42x​−1<x<00≤x<44<x≤6​

Let $f ( x ) = \left\{ \begin{array} { c c } 3 x & - 1 < x < 0 \\x + 4 & 0 \leq x < 4 \\2 x & 4 < x \leq 6\end{array} \right.$