Let X and Y be points on semicircle A B with diameter 3. Suppose the distance from X to A B is \frac{5}{4} and the distance from Y to A B is \frac{1}{4}. Compute
(A X+B X)^{2}-(A Y+B Y)^{2}.
Let X and Y be points on semicircle A B with diameter 3. Suppose the distance from X to A B is \frac{5}{4} and the distance from Y to A B is \frac{1}{4}. Compute