Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.4
+ 3
A. 1
B. 7
C. 1
D. 
Answer: B
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Calculate the flow in the field F along the path C.F = y2i + zj + xk; C is the curve r(t) = (2 + 2t)i + 4tj - 2tk , 0 ? t ? 1
A. 
B. 16
C. 48
D. 
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.The set of crops in both L and K
A. {c, h, n, r, s, t, w} B. {c, h, n, w} C. {c, n, r, s, t} D. {r, s, t}
Factor completely.x2 + 9xy + 14y2
A. x(x + 9y + 14y2) B. (x + 7y)(x - 2y) C. (x + 7y)(x + 2y) D. (x - 7y)(x - 2y)
Find the slant asymptote, if any, of the graph of the rational function.f(x) = 
A. y = x + 18 B. x = y + 9 C. y = x - 17 D. no slant asymptote