If $f ( x ) = \left\{ \begin{array} { c l }
x ^ { 2 } - 1 & - 3 \leq x

Question

If $f ( x ) = \left\{ \begin{array} { c l } 
x ^ { 2 } - 1 & - 3 \leq x < 0 \
3 x & 0 \leq x < 3 \
2 x - 5 & 3 \leq x < 10
\end{array} \right.$ then the domain of f is

A) $[ - 3,10 ]$
B) $[ - 3,10 )$
C) $( - 3,0 ) \cup ( 0,10 )$
D) $[ - 3,3 ) \cup ( 3,10 ]$
E) $[ - 3,0 ) \cup ( 3,10 )$

Quizplus · Accepted Answer

The Answer of If $f ( x ) = \left\{ \begin{array} { c l } 
x ^ { 2 } - 1 & - 3 \leq x < 0 \
3 x & 0 \leq x < 3 \
2 x - 5 & 3 \leq x < 10
\end{array} \right.$ then the domain of f is

A) $[ - 3,10 ]$
B) $[ - 3,10 )$
C) $( - 3,0 ) \cup ( 0,10 )$
D) $[ - 3,3 ) \cup ( 3,10 ]$
E) $[ - 3,0 ) \cup ( 3,10 )$

If f(x)={x2−1−3≤x<03x0≤x<32x−53≤x<10f ( x ) = \left\{ \begin{array} { c l } x ^ { 2 } - 1 & - 3 \leq x < 0 \\3 x & 0 \leq x < 3 \\2 x - 5 & 3 \leq x < 10\end{array} \right.f(x)=⎩⎨⎧​x2−13x2x−5​−3≤x<00≤x<33≤x<10​

If $f ( x ) = \left\{ \begin{array} { c l } x ^ { 2 } - 1 & - 3 \leq x < 0 \\3 x & 0 \leq x < 3 \\2 x - 5 & 3 \leq x < 10\end{array} \right.$