Solve the problem.Sue wants to put a rectangular garden on her property using 78 meters of fencing. There is a river that runs through her property so she decides to increase the size of the garden by using the river as one side of the rectangle. (Fencing is then needed only on the other three sides.) Let x represent the length of the side of the rectangle along the river. Express the garden's area as a function of x.
A. A(x) = 39x2 - x
B. A(x) = 39x - x2
C. A(x) = 38x - x2
D. A(x) = 40x - 2x2
Answer: B
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Provide an appropriate response.We say that a function f(x, y, z) approaches the limit L as (x, y, z) approaches (x0, y0, z0) and write f(x, y, z) = Lif for every number ? > 0, there exists a corresponding number ? > 0 such that for all
in the domain of f,
Show that the
requirement in this definition is equivalent to
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Determine convergence or divergence of the series.
A. Converges B. Diverges
Write the fraction in lowest terms.
A. 46
B.
C.
D. 45
Rewrite using a negative exponent.
A. 2-b-1 B. b2 C. b-2 D. 2-b