Simplify.i24
A. -1
B. i
C. -i
D. 1
Answer: D
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The following question refers to a school district with three high schools. The total number of students in the district is 3000. The teachers within the district are apportioned to the high schools based on the schools' respective enrollments. The standard quota for each school is given in the following table.
Find the standard divisor for this apportionment problem.
A. 30 B. 10 C. 300 D. 100 E. none of these
Solve the system by substitution. If the system is inconsistent or dependent, say so.
A. (1, 4) B. (-1, -4) C. (-1, 4) D. (1, -4)
Use the graph to solve the equation or inequality. If appropriate, write your answer in interval notation.y1 ? 4
A. [-2, 6] B. (-?, -2] ? [6, ?) C. (-?, -2) ? (6, ?) D. (-?, -4] ? [4, ?)
Evaluate the function.f(x) = 2x2 - 2x - 4; Find f(r + h).
A. 2r2 + 2h2 + 2r + 2h - 4 B. 2r2 + 4rh + 2h2 - 2r - 2h - 4 C. 2r2 + 2h2 - 2r - 2h - 4 D. 2r2 + 2rh + 2h2 - 2r - 2h - 4