200,647 views
22 votes
22 votes
Help pleaseeeeeeeeeeeeeeeee

Help pleaseeeeeeeeeeeeeeeee-example-1
User Apouche
by
3.7k points

1 Answer

11 votes
11 votes

Answer:

D(- 1) = 2

Explanation:

To evaluate D(- 1), substitute x = - 1 into D(x) , that is

D(- 1) = (- 1)² - 2(- 1) - 1 = 1 + 2 - 1 = 2

User Plok
by
2.6k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.