Find the zeros of f(x), given that one zero is k.f(x) = 9x4 - 6x3 + 9x2 + 6x - 18k = -1

A. -1, -1 ± 
B. ±1,  ± i
C. -1,  ± i
D. ±1, 1 ± 


Answer: B

Mathematics

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The equation of an ellipse is given. Put the equation in standard form and sketch the ellipse.(x + 1)2 + 4y2 = 4

A.  + y2 = 1

B.  + y2 = 1

C. (x + 1)2 +  = 1

D. (x + 1)2 +  = 1

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Express the set using the roster notation. The set of natural numbers greater than 14.

A. {14,15,16,...} B. {15,16,17} C. {15,17,19,...} D. {15,16,17,...}

Mathematics

Solve. Write a mixed numeral for the answer.The weight of a substance is 2 g per cubic centimeter. What is the weight of 3 cubic centimeters of the substance?

A. 6 g
B. 6 g
C. 7 g
D. 7 g

Mathematics

Estimate the quotient by first rounding each number as indicated.39.33 ÷ 15.7; Estimate by first rounding each number to the nearest ten.

A. 2 B. 20 C. 4 D. 0.2

Mathematics