If x = 3 + 1 and y = 3 - 1, then (x2 + y2) has the following value: 3 - 1 3 + 1
A. 10
B. 13
C. 14
D.15
Answer:C
If x = 3 + 1 and y = 3 - 1, then (x2 + y2) has the following value: 3 - 1 3 + 1
A. 10 B. 13 C. 14 D.15