Question 12
If $x + y = 8$ and $x y = 15$, what is the value of $x^{2} + 6 x y + y^{2}$?
A) 64
B) 109
C) 120
D) 124
E) 154
A) 64
B) 109
C) 120
D) 124
E) 154
MathNet 2006 — Part 03 Question 12
Math Olympiad Vault · MathNet 2006 — Part 03
Math Olympiad Vault · MathNet 2006 — Part 03