anonymous
  • anonymous
Simplify -20 - (-5) (-2 squared) I got 0 , my dad -40 who is right and why ????
OpenStudy Feedback
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

Get this expert

answer on brainly

SEE EXPERT ANSWER

Get your free account and access expert answers to this
and thousands of other questions

anonymous
  • anonymous
this goes in the mathematics section if you need faster help btw
Directrix
  • Directrix
As written, -20 - (-5) (-2 squared) = -20 - (-5)*(-2²) = -20 - (-5)*(-4) = -20 - [(-5)*(-4)] = -20 - [20] = -20 - 20 = -40. The source of confusion is the difference between (-2)² and (-2²). The former equals 4 and the latter equals -4. Likewise, -2² = -4.

Looking for something else?

Not the answer you are looking for? Search for more explanations.