A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, a2 = 3, an+2 = an+1 + an
A. 1, 3, 4, 8, 12
B. 1, 1, 2, 3, 5
C. 1, 3, 4, 5, 6
D. 1, 3, 4, 7, 11
Answer: D
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Perform the indicated operation.(-12a5 - 3a3) - (7a5 - 17a3)
A. -19a5 - 20a3 B. -5a5 - 20a3 C. -5a8 D. -19a5 + 14a3
Add.
+ 
A. 0
B. - 
C. 
D. 
The manager of an electronics store maintains an inventory of IBM-compatible computers and Macintosh computers in the quantities given in the table below. There is room in the store to stock at most 62 computers. The manager receives commissions on the sale of each computer in the amounts given in the table. If the manager can sell all of the computers, how many of each should she stock to maximize her commissions? InventoryIBMMacintoshMinimum1831Maximum3150Commission$50$40?
A. no IBM computers and 62 Macintosh computers: $1,922 B. 31 IBM computers and 50 Macintosh computers: $3,550 C. 31 IBM computers and 31 Macintosh computers: $2,790 D. none of these
Simplify the power of i to i, 1, -i or -1.
A. i B. 1 C. -1 D. -i