Question

What is the value of the expression `|a^2-2ac+5c|` when `a=-3, b=2`, and `c=-4`?

Answer 1

35

Explanation:

We plug in the values.

`|a^2-2ac+5c|=|(-3)^2-2(-3)(-4)+5(-4)|=`

`|9-24-20|=|-35|=35`