Question

The function f is defined by the following rule. =fx−2x2 Complete the function table. x fx −4 0 2 3 5

Answer 1

f(−3)=21

Explanation:

To evaluate f( -3) substitute x = - 3 into f(x)

⇒f(−3)=2(−3)2−(−3)=(2×9)+3=21

Using correct notation, describe the limit of a function.

Use a table of values to estimate the limit of a function or to identify when the limit does not exist.

Use a graph to estimate the limit of a function or to identify when the limit does not exist.

Define one-sided limits and provide examples.

Explain the relationship between one-sided and two-sided limits.

Using correct notation, describe an infinite limit.

Define a vertical asymptote.