Find all rational zeros of the polynomial.P(x) = x3 + 
x2 - 
x - 
A. - 
, 1, 2
B. -2, 
, 1
C. -2, - 
, 1
D. -2, -1, - 
Answer: C
Mathematics
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Find the average value of 
over the given region.
over the cube in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 64
B. 
C. 
D. 
Mathematics
Solve the problem.Mr. Larsen's third grade class has 22 students, 12 girls and 10 boys. Two students must be selected at random to be in the fall play. What is the probability that no boys will be chosen? Order is not important.
A. 
B. 
C. 
D. 
Mathematics
Find the product.(7a + 8c)(7a - 8c)
A. 49a2 - 112ac - 64c2 B. 49a2 - 64c2 C. 7a2 - 8c2 D. 49a2 + 112ac - 64c2
Mathematics
Add.22 + 19 + 58
A. 110 B. 99 C. 100 D. 89
Mathematics