Teaching REET Mock Test Series 2024-25 Level 1 & 2 (Hindi-Sanskrit-English) Quantitative Aptitude Algebra Identities
If a + b + c = 2x, then {(x - a)2 + (x - b)2 + (x - c)2 + x2} = ?
1
(x2 - a2 - b2 - c2)
2
(x2 + a2 + b2 + c2)
3
(a2 + b2 + c2)
4
(4x2 - a2 - b2 - c2)
5
Question Not Attempted