(A) (−4,−9)
(B) (−2,3)
(C) (2,−3)
(D) (5,4)
(E) (25,16)
21 . If 3n = n^6 , n^18 =
(A) 3 nn^3
(B) 3 nn^12
(C) 9 n
(D) 312 n
(E) 3 n+1222 . What is the domain of
(A)
(B)
(C)
(D)
(E)
23 . If one solution of x^2 − 22x + d = 0 is 6, which of the following could be the value of d?
(A) 36
(B) 48
(C) 72
(D) 96
(E) 108