Multiply.-4x(3x2 - 4x - 2)
A. -12x3 - 4x - 2
B. -12x3 + 16x2 + 8x
C. -12x2 + 16x + 8
D. -12x3 + 16x2 + 8
Answer: B
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A man standing near a radio station antenna observes that the angle of elevation to the top of the antenna is ?b? = 63°. He then walks 100 feet further away and observes that the angle of elevation to the top of the antenna is ?a? = 42°. Find the height of the antenna to the nearest foot. (Hint: Find x first.)
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__________ ft
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A right triangle has one vertex on the graph of y = x2 at (x, y), another at the origin, and the third on the (positive) y-axis at (0, y). Express the area A of the triangle as a function of x.
What will be an ideal response?
Find the horizontal and vertical asymptotes for the graph of the given function and sketch its graph.f(x) = 
A. Vertical asymptote: x = 0
Horizontal asymptote: y = 0
B. No vertical asymptote
Horizontal asymptote: y = 0
C. Vertical asymptote: x = 0
Horizontal asymptote: y = 0
D. Vertical asymptote: x = 0
Horizontal asymptote: y = 0
Find the basic feasible solution from the tableau.
What will be an ideal response?