Find the domain of the polynomial or rational function. Write your answer in set-builder notation.h(x) = 
A. {x|x ? 9, 2}
B. {x|x ? -9, 2}
C. {x|x ? -2, 9}
D. {x|x ? -18, 1}
Answer: B
Mathematics
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Solve the problem.John owns a hotdog stand. His profit is represented by the equation P = -x2 + 10x + 31, with P being profits and x the number of hotdogs. What is the most he can earn?
A. $25 B. $51 C. $66 D. $56
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
÷ 
A. 
B. 
C. x - 2
D. 
Mathematics
Use the given zero to find the remaining zeros of the function.f(x) = x3 - 3x2 - 5x + 39; zero: -3
A. 1 + 2i, 1 - 2i
B. 6 + 4i, 6 - 4i
C. 3 + 2i, 3 - 2i
D. 1 + 2
i, 1 - 2
i
Mathematics
How many three-digit numbers can be formed under the following condition?
The leading digit cannot be zero, and the number must be even. a. 900 b. 450 c. 350 d. 400
Mathematics