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 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

What year did the Somalia civil war started ?
twice the quotient of 50 and the sum of a number you and 8
if you moved closer and closer to a star, how would its apparent magnitude change? a. it would increase. b. it would decrease. c. it would remain the same.
what is the simple predicate
find the multiple of nine that are less than 100
Use your imagination and explain. • How are the giraffes' long necks adapted to their lifestyle? • Why do giraffes have spots on their fur? • What is the purpos
where are extrusive rocks formed? a. under earth's mantle b. at the center of the earth c. at or near the earth's surface d. under layers of ocean floor sedimen
what a green area in a desert known as
expository prose and fiction are the same thing. true or false
which is equivalent to 3.25%?