(A) −1 or −6
(B) 1 or −6
(C) −1 only
(D) −6 only
(E) There is no solution.
12 . The lines with the equations y = m 1 x + 4 and y = m 2 x + 3 will intersect to the right of the y-
axis if and only if
(A) m 1 = m 2
(B) m 1 < m 2
(C) m 1 > m 2
(D) m 1 + m 2 = 0
(E) m 1 ≠m 2
13 . If the probability that it will rain sometime on Monday is and the independent
probability that it will rain sometime on Tuesday is , what is the probability that it will
rain on both days?
(A)
(B)
(C)
(D)
(E)
14 . If sin 2A = , then