Question

How do you evaluate `b^2-4ac` for a=-1, b=-5, and c=2?

Answer 1

`33`

Explanation:

`b^2 - 4ac` for `a = -1`, `b = -5`, and `c = 2`

To evaluate the expression, plug in the given values for each variable:
`(-5)^2 - 4(-1)(2)`

Simplify:
`=25 - 4(-2)`

`=25+8`

`=33`

Hope this helps!