Write a formula for the general term, or nth term, for the given sequence.
, 
, 
, 
, 
, . . .
A. an = 
B. an = 
C. an = 
D. an = 
Answer: C
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Solve using Cramer's Rule.Twice the water flow in the hot-water pipe is the same as three times the flow in the cold-water pipe. The combined flow is 1400 liters per hour. What is the flow in each pipe?
A. 840 liters/hr hot, 560 liters/hr cold B. 700 liters/hr hot, 467 liters/hr cold C. 467 liters/hr hot, 700 liters/hr cold D. 560 liters/hr hot, 840 liters/hr cold
Graph the linear equation. Give the x- and y-intercepts.x + 4 = 0
A. x-intercept: (0, 0); y-intercept: (0, 0)
B. x-intercept: none; y-intercept: (0, -4)
C. x-intercept: (4, 0); y-intercept: none
D. x-intercept: (-4, 0); y-intercept: none
Graph the equation and state its domain and range. Use interval notationx2 + y2 = 64
A. 
Domain = (-8, 8); Range = (-8, 8)
B. 
Domain = (-2
, 2
); Range = (-2
, 2
)
Find the value of the combination.C(10, 10)
A. 0.5 B. 1 C. 907,200 D. 3,628,800