Sketch the graph of f.f(x) = - 

A.

B.

C.

D.

Answer: A

Mathematics

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Solve the inequality and give the solution in interval notation.3c + 5 ? 2c - 2

A. [3, ?) B. (-?, -7) C. (-?, -7] D. [-7, ?)

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Find all solutions to the equation. Express the solution in degrees. csc x + 2 = 0

A. 60° + 360°n or 240° + 360°n B. 240° + 360°n or 300° + 360°n C. 60° + 360°n or 120° + 360°n D. 120° + 360°n or 300° + 360°n

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Solve the problem.Let T(x, y) = 16x2 - 2xy + 16y2 be the temperature at the point (x, y) on the ellipse   0 ? t ? 2?. Find the minimum and maximum temperatures, Tmin and Tmax, respectively, on the ellipse.

A. Tmin = 496; Tmax = 528
B. Tmin = 240; Tmax = 272
C. Tmin = 0; Tmax = 32
D. Tmin = ; Tmax = 

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Mathematics

Estimate by rounding.

A. 6000 B. 4000 C. 5000 D. 4900

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Mathematics