A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = 
A. 1, 
, 20, 
, 840
B. 1, 
, 
, 
, 
C. 1, 
, 
, 
, 
D. 1, 
, 
, 
, 
Answer: C
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Solve triangle ABC. If necessary, round the answer to the nearest tenth.b = 7, c = 11, A = 112°
A. a = 15.1, B = 24°, C = 44° B. a = 18, B = 26°, C = 42° C. No triangle exists. D. a = 20.9, B = 22°, C = 46°
Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value.f(x) = -7x2 - 2x - 6
A. maximum; 
B. minimum; 
C. minimum; - 
D. maximum; - 
A game consists of removing a card from a deck of 52 cards. If the card is a face card, you win $3 and the game is over. If it is not a face card, remove another card. If that one is a face card, you win $3. Repeat the process again, and then again (for a total of 4 times). If you have not removed any face card, then you lose the game, and must pay $3. Should you play this game? ?
A. no B. yes
Multiply and simplify.
? 
A. - 
B. 
C. 
D. -12