Assume that the sequence converges and find its limit.a1 = -3, an + 1 = 
A. 8
B. -9
C. -3
D. 4
Answer: D
Mathematics
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Perform the indicated operation. Write in lowest terms.78 ÷ 0
A. 1 B. 78 C. undefined D. 0
Mathematics
Solve the system by the elimination method or a combination of the elimination and substitution methods.x2 + 3xy + y2 = 4 x2 - 3xy - y2 = 4
A. {(2, 0), (-2, 0), (2, -6), (-2, 6)} B. {(2, -6), (-2, 6)} C. {(0, 2), (0, -2), (2, -6), (-2, 6)} D. {(2, 0), (-2, 0)}
Mathematics
Factor by grouping.15x2 + 18x - 20x - 24
A. (3x + 4)(5x - 6) B. (15x - 4)(x + 6) C. (15x + 4)(x - 6) D. (3x - 4)(5x + 6)
Mathematics
In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.b = 7 yd, c = 14 yd
A. a = 7 yd B. a ? 12.1 yd C. a ? 9.9 yd D. a ? 4.6 yd
Mathematics