Use the Quadratic Formula to solve for 
.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: C
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The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.AlabamaArkansasLouisianasoybeans (s)soybeans (s)soybeans (s) peanuts (p)rice (r)sugarcane (n)corn (c)cotton (t)rice (r)hay (h)hay (h)corn (c)wheat (w)wheat (w)cotton (t)Let U be the smallest possible universal set that includes all of the crops listed, and let A, K and L be the sets of five crops in Alabama, Arkansas, and Louisiana, respectively. Find each of the following sets.L ? K
A. {c, h, n, w} B. {c, h, n, r, s, t, w} C. {c, n, r, s, t} D. {r, s, t}
Solve the problem.Find the volume of the solid generated by revolving the region bounded by the curve 
and the 
about the x-axis.
A. 4?2 B. 4? C. 2?2 D. 2?3
Use De Morgan's laws to write a negation of the statement.Cats are lazy or dogs aren't friendly.
A. Cats aren't lazy and dogs are friendly. B. Cats aren't lazy or dogs aren't friendly. C. Cats aren't lazy or dogs are friendly. D. Cats are lazy and dogs are friendly.
Solve the problem.The polynomial function I(t) = -0.1t2 + 1.7t represents the yearly income (or loss) from a real estate investment, where t is time in years. After what year does income begin to decline?
A. year 8.5 B. year 7.5 C. year 11 D. year 17