Solve.A polygon with n sides has D diagonals, where D is given by the function D(n) = 
. Find the number of sides n if 104 ? D ? 135.
A. {n|16 ? n ? 18}
B. {n|17 ? n ? 18}
C. {n|14 ? n ? 19}
D. {n|15 ? n ? 19}
Answer: A
Mathematics
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Find the domain and range of the function.F(t) = 
A. D: (0,?), R: (0,?) B. D: [0,?), R: [0,?) C. D: (-?,0), R: (-?,0) D. D: (-?,?), R: (-?,?)
Mathematics
Multiply the monomials.
A. 
x18
B. - 
x18
C. - 
x9
D. 
x9
Mathematics
Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Use the figure to answer the question.The bar graph below shows the number of students by major in the College of Arts and Sciences.
How many students are in the College of Arts and Sciences?
A. 1050 B. 1275 C. 1325 D. 1225
Mathematics