The sequence is defined recursively. Write the first four terms.a1 = 3 and an = 2an-1 for n ? 2
A. 3, 8, 14, 26
B. 3, 5, 4, 3
C. 3, 6, 12, 24
D. 4, 8, 16, 32
Answer: C
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Solve.435 chocolates are to be packed into boxes each of which will contain 12 chocolates. How many boxes of chocolates will there be? How many chocolates will be left over?
A. 36 boxes; 3 chocolates left over B. 35 boxes; 4 chocolates left over C. 36 boxes; no chocolates left over D. 35 boxes; 3 chocolates left over
Solve the proportion.
= 
A. - 
B. -24
C. 105
D. - 
Determine the real solutions to the system of nonlinear equations.2x2 + y2 = 173x2 - 2y2 = -6
A. (2, -3), (-2, 3) B. (1, 3), (1, -3), (-1, 3), (-1, -3) C. (2, 3), (2, -3), (-2, 3), (-2, -3) D. (1, 3), (-1, -3)
The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern.3, -6, 9, -12, ...
A. an = (-1)n ? 3 B. an = (-1)n ? 3n C. an = (-1)n + 1 ? 3n D. an = (-1)n + 1 ? 3