Find the number of elements in the indicated set by referring to the given table.The table below shows the results of a poll taken in a U.S. city in which people are asked which candidate they intend to vote for in an upcoming presidential election. 
Find the number of people in the set F ? (D ? R)
A. 1125
B. 0
C. 21
D. 1146
Answer: C
Mathematics
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Express in set builder notation the set of numbers indicated on the number line.
A = -4.8
A. {x| x ? -4.8} B. {x| x < -4.8} C. {x| x ? -4.8} D. {x| x > -4.8}
Mathematics
Find a pattern and use it to solve the problem.Find the next term: 6, 12, 18, 30
A. 60 B. 42 C. 66 D. 36
Mathematics
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x + 15)2
A. x2 + 225 B. 225x2 + 30x + 225 C. x2 + 30x + 225 D. x + 225
Mathematics
For the following equation, graph y = f1(x) and y = f2(x) on the same screen on your calculator. From the graphs, make a conjecture as to whether the equation is an identity. If so, prove your conjecture.
= 
What will be an ideal response?
Mathematics