If x + y = 12, what is the minimum value of:
√(4 + x2) + √(9 + y2)
Which of the following numbers has the lowest value if: 1>2, 3<4, 6>7, 2>5, 7>3 and 5>4
Suppose:
x2 = 17x + y y2 = x + 17y
If x ≠ y, what is √(x2 + y2 + 1) equal to?