Use the given transformation to evaluate the integral.   Rwhere R is the parallelogram bounded by the lines     

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A. 25(1 - cos 8)
B. 25(1 + cos 8)
C. 50(1 - cos 8)
D. 50(1 + cos 8)

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Answer: A

Mathematics

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. How many students are enrolled in Central High?

A. 1500 B. 1450 C. 1550 D. 1400 E. none of these

Solve the equation using both the addition and multiplication properties of equality.-3x + 4x - 9 = 8x

A.
B.
C.
D.

Simplify. Assume all variables represent positive real numbers.-3

A. 18
B. -18
C. -7
D. 7

Graph the linear equation.y = -8

A.

B.

C.

D.