lyyeol60 lyyeol60

07-02-2019
Mathematics

contestada

if x+y+z=0 Prove that (x^2+y^2+z^2)=4(xy+xz+yz)^2

Respuesta :

15-02-2019

x + y + z = 0

(x + y + z)² = 0

x² + y² + z² + 2xy + 2xz + 2yz = 0

x² + y² + z² = -2(xy + xz + yz)

(x² + y² + z²)² = 4(xy + xz + yz)²
eh, not same

Answer Link

Otras preguntas

Providing a valuable resource for later historians, this spaniard recorded his impressions of aztec society during a visit in the early sixteenth century:

Why does adora say that adults and kids should have a reciprocal relationship, meaning adults should be able to learn from kids and kids should be able to learn

If you hear that an airplane crashes into the empire state building, and you immediately think of the 9/11 terrorist attack on the world trade center, you are r

A figure has rotation symmetry if there is a rotation by an angle of 0 < theta < ______° around a point that results in the image coinciding with the prei

Pseudoephedrine (sudafed) is prescribed for a client suffering from nasal and sinus congestion. what is the most important assessment the nurse should complete

Democritus who lived in greece during the fourth century b.c suggested that matter is made up of tiny particles that cannot be divided. what did he called them

The pattern of alternating periods of rapid breathing, slow breathing, and the absence of breathing is

Read the excerpt from "The Most Dangerous Game." Rainsford's first impression was that the man was singularly handsome; his second was that there was an origin

what is andys mothers role in the short story "The Strangers That Came to Town"

Could someone please explain to me this so I understand? Based on most standards of practice guidelines, which of the following home components should you inclu