sammycruz sammycruz

24-06-2015
Mathematics

contestada

Simplify p(p - q) - q(q - p).

Respuesta :

AceTheGod AceTheGod

24-06-2015

((p^2)-pq) - ((q^2)-pq)
(p^2) - (q^2) - 2pq

Answer Link

RCTarzan2311 RCTarzan2311

24-06-2015

p(p-q) - q(q-p)

a(b+c) = a(b) + a(c) so...

p(p) + p(-q) - q(q) - q(-p)

p² -pq - q² + qp

a*b = b*a so...

-pq + qp = 0 so...

The answer is...

p² - q²

Answer Link

Otras preguntas

Which of the following would be the most serious Criminal charge

Which trend went out of fashion in the nineteenth century? A.) long trousers for men B.) elaborate designs in women’s costumes C.) half-calf-length skirts for w

Where is boston located relative to new york city?

What happens when a variable with an exponent is put under a square root?

A local farmer began to follow a more sustainable practice. As a result, his levels of carbon emissions decreased by fifty percent. The soil quality will most l

Please help will give 5 stars

BE Move with the times with cheer that styles, Yield not the sad when things turn rough. Play with bold chimes to cast sound smiles, Live poise most glad in

What was the purpose for building Fort Towson? A. to protect nearby towns from Indian attacks B. to provide protection for men building railroads C. to regulate

(3a3 − 5b3) + a3 + b3 = (a3 + b3).

How does Anne Frank mature over the course of writing her diary. Give 3-5 reasons or sentences plz.