Question

How do you evaluate `(-z^2(1-2x))/(y-x)` given x=-2, y=-3, z=5?

Answer 1

`75`

Explanation:

Substituting the given values gives:

`(-(5^2)(1 - 2(-2)))/(-3 - -2) =>`

`(-25(1 - -2))/-1 =>`

`(-25 * 3)/-1 =>`

`(-75)/-1 =>`

`75`