Express the number in terms of j.
A. - n2
B. n2j
C. -n2j
D. n2
Answer: B
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The stack plot below shows the value of each of Danny's investments. The stack plot contains three regions. The uppermost unshaded region represents the value of Danny's investment in individual stocks. The center shaded region represents the value of Danny's investment in mutual funds and the bottom region in black represents the value of Danny's investment in a CD. The thickness of a region at a particular time tells you its value at that time. 
Use the graph to answer the question.In which year was the value of Danny's investment in individual stocks the least?
A. year 0 B. year 7 C. year 1 D. year 8
Find the length of the curve.The curve r = a cos2 
, 0 ? ? ? ?, a > 0
A. 2a
B. 
C. 2?a
D. 
Translate into an equation, then solve.Thirty-six more than the product of two and x yields forty-eight.
A. 36x + 48 = 2, x = 42 B. 2x + 48 = 36, x = -6 C. 2x + 36 = 48, x = 6 D. 2x + 48 = 36, x = 6
Find the indicated quantity.a1, when a19 = -40 and a17 = -34
A. 14 B. 11 C. 8 D. -3