FROM TWO SHIPS DUE EAST OF A LIGHTHOUSE AND IN LINE WITH ITS FOOT,...

26.

From two ships due east of a lighthouse and in line with its foot, the angles of elevation of the top of

the lighthouse are x and y, with x > y. The distance between the ships is m. The distance from the

lighthouse to the nearer ship is

(A)

(B)

(C)

(D)

m cot x sin y

(E)

m sec x cos y