Classify the discontinuity of f(x)={2x+1x<310x=3x2−2x>3f(x) = \begin{cases} 2x+1 & x < 3 \\ 10 & x = 3 \\ x^2-2 & x > 3 \end{cases}f(x)=⎩⎨⎧2x+110x2−2x<3x=3x>3 at x=3x=3x=3.
Jump discontinuity
No discontinuity — fff is continuous at x=3x=3x=3
Infinite discontinuity
Removable discontinuity