The graph shows the average time spent doing homework. Use the graph to answer the question. 
If 4100 students were surveyed, what total number of students answered "Over 55 minutes" and "Other"?
A. 102.5 students
B. 20.5 students
C. 82 students
D. 123 students
Answer: D
Mathematics
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If the point (7, 3 ) is on the graph of an even function, what other point must also be on the graph? Select the correct answer.
a. (–7, –3) b. (7, –3) c. (0, 0) d. (–7, 3) e. None of these
Mathematics
Factor completely. If the polynomial is prime, state so.x + 729x4
A. x(1 + 9x)(1 + 9x + 81x2) B. x(1 - 9x)(1 + 9x + 81x2) C. x(1 + 9x)(1 - 9x + 81x2) D. prime
Mathematics
Solve by the square root property.(x + 5)2 = 17
A. {5 ± 
}
B. {± 
}
C. {12}
D. {-5 ± 
}
Mathematics
Choose the answer which is equivalent to the given radical.
A. 4096 B. Not a real number C. -8, 8 D. 8
Mathematics