Solve the problem.After one round in a card game, your score was -39 points. After the second round, your score was 14 points. How many points did you score in the second round?

A. 53 points
B. 14 points
C. 25 points
D. -25 points


Answer: A

Mathematics

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Evaluate the line integral along the curve C.ds , C is the curve r(t) = (2t5 cos t)i + (2t5 sin t)j + 2t5k , 0 ? t ? 5

A. (4 + )
B. (4 - )
C. (4 - )
D. 0

Mathematics

Solve the problem.Junior high classes of 25 students each met in the cafeteria to take achievement tests. If exactly 8 students sat at each table and 25 tables were used, how many classes took the tests?

A. 10 classes B. 8 classes C. 11 classes D. 21 classes

Mathematics

Sketch the logarithmic function. Determine the domain, range, and the equation of any vertical asymptotes.f(x) = log3(x + 1) + 3

A. Domain: (- 1, ?), range: (-?, ?)
Vertical asymptote: x = - 1

B. Domain: (1, ?), range: (-?, ?)
Vertical asymptote: x = 1

C. Domain: (1, ?), range: (-?, ?)
Vertical asymptote: x = 1

D. Domain: (- 1, ?), range: (-?, ?)
Vertical asymptote: x = - 1

Mathematics

Find the slope of the line through the pair of points.(-6, 3) and (-9, 3)

A. 3 B. 0 C. -3 D. Undefined

Mathematics