Perform the indicated operations and simplify the result so there are no quotients.
- 
A. 1 + cot ?
B. sin ? tan ?
C. sec ? csc ?
D. -2 tan2?
Answer: D
Mathematics
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Find an equation of the tangent line at x = a.y = x - x2; a = 3
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Find the sum of the series by recognizing how it is related to something familiar.
A. 
B. x3e-4x
C. 
D. x3e4x
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Give an appropriate answer.Let
f(x) = -4 and 
g(x) = 2. Find
[f(x) + g(x)]2.
A. 20 B. -2 C. 4 D. -6
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Solve the problem.Students in Mr. Mason's classes collected items from different countries. The data show how many of each item one class collected. Make a bar graph of these data showing frequency on the vertical axis.
What will be an ideal response?
Mathematics