Answer to Question #348832 in Calculus for Sarah

Question

CONTINUITY AT A POINT

A. Tell weather if the following is a continuous or discontinuous at a given point.

1. f(x) = 3x² + 2x + 1 at x = -2

2. f(x) = 1/x-2 at x = 2

3. f(x) = x-1/x² -1 at x = 1

4. f(x) = log (x² - 3) at x = 2

5. f(x) = 9x² - 1 at x = 1

Answer 1

1. Continuous

2. Discontinuous

3. Discontinuous

4. Continuous

5. Continuous