Use scientific notation to solve the problem.A computer can do one calculation in 1.4 x 10-7seconds. Write this number in standard notation without using exponents.

A. 0.0000014 sec
B. 0.00000014 sec
C. 14,000,000 sec
D. 0.000000014 sec


Answer: B

Mathematics

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Solve the problem.Consider the generic weighted voting system {q: w1, w2, w3, w4, w5}. Suppose that the winning coalitions are {P1, P2, P3}, {P1, P2, P3, P4}, {P1, P2, P3, P5}, and {P1, P2, P3, P4, P5}. Which players are critical in the grand coalition {P1, P2, P3, P4, P5}?

A. P1 only B. P1, P2, P3, and P4 C. P1, P2, and P3 D. None of the players E. none of these

Mathematics

Find the focus and the directrix of the parabola.(x + 2)2 = 8(y + 1)

A. Focus: (-2, 1); directrix: x = -3 B. Focus: (-2, 1); directrix: y = -3 C. Focus: (-1, 0); directrix: y = -4 D. Focus: (-2, -3); directrix: y = 1

Mathematics

Provide an appropriate response.If the y term is missing in only one of two linear equations, the lines are   ?

A. Parallel B. Parallel or One Graph C. One Graph D. Intersecting

Mathematics

Solve the problem.Jason bought x rose plants and y sunflower plants for his garden. Rose plants cost $9 each, and sunflower plants cost $13 each. If his spending limit was $264., write an inequality to show the possible combinations of rose plants and sunflower plants he could have bought. Graph the equation.

A. 9x + 13y ? 264

B. 9x + 13y ? 264

C. 13x + 9y ? 264

D. 13x + 9y ? 264

Mathematics