Solve the problem.If the area of the seed triangle in the construction of the Sierpinski gasket is 10, then the area of the Sierpinski gasket is

A. 0.
B. infinite.
C. 20.
D. 16.
E. none of these


Answer: A

Mathematics

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Classify the triangle as acute, obtuse, or right.

A. right triangle B. acute C. obtuse

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Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.2 + i, 2

A. f(x) = x3 - 2x2 - (3 - 4i) x + 6 + 8i B. f(x) = x3 + 7x2 + 12x + 10 C. f(x) = x3 + 6x2 + 13x + 10 D. f(x) = x3 - 6x2 + 13x - 10

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Solve the problem.The logistic growth model  represents the proportion of the total market of a new product as it penetrates the market t years after introduction. When will the product have 65% of the market?

A. 1.95 years B. 2.95 years C. 4.35 years D. 3.35 years

Mathematics

Find the vertex, focus, and directrix of the parabola. Graph the equation.x2 - 8x = 12y - 76

A. vertex: (4, 5)
focus: (1, 5)
directrix: x = 7

B. vertex: (4, 5)
focus: (4, 8)
directrix: y = 2

C. vertex: (4, 5)
focus: (7, 5)
directrix: x = 1

D. vertex: (4, 5)
focus: (4, 2)
directrix: y = 8

Mathematics