Find the prime factorization of the number.28
A. 2 ? 2 ? 7
B. 7 ? 7
C. 4 ? 7
D. 4 ? 2
Answer: A
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Determine whether the integration formula is correct. 
dx = 6 ln x - 3 ln (1 + x2) - 
+ C
A. No B. Yes
Solve the problem.Marcus is planting a section of garden with tomatoes and cucumbers. The available area of the section is 110 square feet. He wants the area planted with tomatoes to be more than 
of the area planted with cucumbers. Write a system of inequalities to describe the situation. Let 
to be planted in tomatoes and 
to be planted in cucumbers.
A. x + y ? 110 x > 40y x ? 0 y ? 0 B. x + y = 110 x ? 0.40y x ? 0 y ? 0 C. x + y ? 110 x < 0.40y x ? 0 y ? 0 D. x + y ? 110 x > 0.40y x ? 0 y ? 0
Find the volume of the solid. Use 
for ?.
Use 
for ?.
A. 12
cu ft
B. 1
cu ft
C. 8
cu ft
D. 4
cu ft
Simplify the expression.
+ csc x sin x
A. 1 B. sec2 x C. tan2 x D. csc2 x