Find the standard form of the equation of the parabola with the given characteristic and vertex at the origin.
Focus:
?

A.
B.
C.
D.
E.


Answer: A

Mathematics

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In the given voting system, the weights represent, in order, voters A, B, C, and so on. Determine which voters are critical in the indicated coalition.[23 : 3, 5, 6, 8, 9] ; coalition {A, B, D, E}

A. Only A and B are critical. B. Only D and E are critical. C. None are critical. D. All are critical.

Mathematics

Find the probability.A 10-question multiple choice test has 4 possible answers for each question. A student selects at least 6 correct answers. Round to the nearest thousandth.

A. 0.020 B. 0.118 C. 0.989 D. 0.995

Mathematics

Use a calculator to evaluate the expression. Round your answer to the nearest thousandth.4.3 ( 4.22) - 2 ( 4 ) + 6

A. 73.852 B. 0.852 C. 79.852 D. 67.852

Mathematics

Find the sum.[17 + (-9)] + [2 + (-25)]

A. -19 B. 53 C. -15 D. 31

Mathematics