Factor completely. If the polynomial cannot be factored, say it is prime.12x2 - 52x - 40
A. 4(3x - 2)(x + 5)
B. (12x + 8)(x - 5)
C. 4(3x + 2)(x - 5)
D. prime
Answer: C
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Indicate the metric unit that would be best used to express the mass of the object.A car key
A. metric tonnes B. grams C. kilograms D. milligrams
The figure shows the velocity v or position s of a body moving along a coordinate line as a function of time t . Use the figure to answer the question. v (ft/sec)
What is the body's acceleration when t = 8 sec?
A. -2 ft/sec2 B. 1.67 ft/sec2 C. 1 ft/sec2 D. 0 ft/sec2
Suppose that ? is in standard position and the given point is on the terminal side of ?. Give the exact value of the indicated trig function for ?.(5, 4); Find tan ?.
A. 
B. 
C. 
D. 
Determine convergence or divergence of the alternating series.
A. Converges B. Diverges