luthfipadasseri luthfipadasseri

03-02-2019
Mathematics

contestada

if 2(a^2+b^2)=(a+b)^2 then,
>a+b=0,
>ab=0,
>a=b,
>2a=b

Respuesta :

mathecoach mathecoach

03-02-2019

Answer:

2·(a^2 + b^2) = (a + b)^2

2·a^2 + 2·b^2 = a^2 + 2·a·b + b^2

a^2 + b^2 = 2·a·b

a^2 - 2·a·b + b^2 = 0

(a - b)^2 = 0

a = b

Answer Link

Otras preguntas

six pounds of grapefruit cost $3. What is the cost per pound?

sin x cos x = -cos x Find all angles that satisfy the equation below

After 8 hours of sleep and before eating, which hormone will be secreted and what cells secrete it?.

Alex wrote the sentence: The big dog was really fat. He ate a lot. Why does Alex need a thesaurus? a. The sentences begin with the same word c. The sentences la

What is 4.533 rounded to the nearest tenth?

True or False A fault line is a crack or fracture in the Earth’s crust along which movement, dislocation, and overlaps of plates occur.

Not a school question , but how do you give points to some one ?

ball is dropped from 10 feet off a surface with a coefficient of restitution of 0.9, how many bounces before it rises to less than 1 foot.

According to Chief Justice John Marshall, which of the following would be an example of the "intercourse of trade"? A. a large department store that sells goods

What best describes the relationship between missionaries and Native Americans? Missionaries taught the Native Americans skills but forced them to stay in the m