Solve the problem.After one round in a card game, your score was -45 points. After the second round, your score was 33 points. How many points did you gain in the second game?
A. -12 points
B. 12 points
C. 33 points
D. 78 points
Answer: D
Mathematics
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Calculate the area of the surface S. S is the portion of the cone 
+ 
= 
that lies between z = 2 and z = 4.
A. 
?
B. 
C. 
?
D. 
?
Mathematics
Find the x- and y-intercepts of the graph of the equation.y = -8
A. x-intercept: (-8, 0); no y-intercept B. No x-intercept; y-intercept: (0, 8) C. No x-intercept; no y-intercept D. No x-intercept; y-intercept: (0, -8)
Mathematics
Use an equation to solve the percent problem.125% of 12 is what number?
A. 15 B. 1.5 C. 150 D. 1500
Mathematics
Simplify the polynomial by adding or subtracting, as indicated. Express your answer as a single polynomial in standard form.(2x6 - 20x5 + 16) - (7x6 - 16x5 - 7)
A. -5x6 - 13x5 + 9 B. 14x11 C. -5x6 - 4x5 + 9 D. -5x6 - 4x5 + 23
Mathematics