# How do you use synthetic substitution to find f(-2) for #f(x) = x^4 - 4x^3 - 4x + 6 #?

##### 1 Answer

Dec 30, 2016

#### Answer:

#### Explanation:

Values in row 3 are formed from the sum of the values in rows 1 and 2 of that column.

Values in row 2 are formed from the product of the argument value (in this case

The final value in row 3 is the value of the function at the argument value.