If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.5aw2 - 4b + bw2 - 20a
A. (w - 2)2(5a + b)
B. Prime
C. (5a + b)(w2 - 4)
D. (5a + b)(w + 2)(w - 2)
Answer: D
Mathematics
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Express the vector in the form ai + bj.
if A is the point (-1, -6) and B is the point (4, -13)
A. v = 5i + 7j B. v = 5i - 7j C. v = -5i + 7j D. v = 7i - 5j
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The line graph shows the pollution rate for a certain lake over six decades. Use the graph to answer the question. 
Find an estimate for the pollution rate of the lake at the beginning of decade 6.
A. 1.5% B. 3% C. 1% D. 2.5%
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The curve 
and the lines 
and 
A. 
B. 
C. 
D. 
Mathematics
Calculate the quotient.-12 ÷ 12
A. 2 B. -1 C. 1 D. -0
Mathematics