GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
53. | A² + b² + c² + 2ab + 2bc + 2ca is equal to | |
A. | (a + b - c)² | |
B. | (a + b + c)² | |
C. | 2abc (a + b + c)² | |
D. | (a - b + c)² | |