Question

यदि a²+b²+ c²+3 = 2 (a + b + c) तो (a + b + c) का
मान है
​

Answer 1

Answer:

Step-by-step explanation:

a2+h2+c2+3=2(a−b−c)  

a2+b2+c23−2a+2b+2c=0

a2−2a+1+b2+2b+1+c2+2c

+1=0

(a−1)2+(b+1)2+(c+1)2=0

a=1,b=−1,c=−1

∴2a−b+c=2+1−1=2

please vote