Simplify.81 ? 43
A. 512
B. 32,768
C. 72
D. 96
Answer: A
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Plot the point A. Plot the point B that has the given symmetry with point A.A = (0, 4); B is symmetric to A with respect to the origin
A. 
B. 
C. 
D. 
Solve.In a practice run, a race car driver's speed is clocked at 137.607 mph at the end of his first lap, and at 170.047 mph at the end of the next lap. How much faster was he driving at the end of the second lap?
A. 33.440 mph B. 32.340 mph C. 32.450 mph D. 32.440 mph
Two people X and Y enter a supermarket. The probabilities that person X and Y will make a purchase are 0.3 and 0.4 respectively. Assume that whether each makes a purchase is independent of whether the other makes a purchase.What is the probability that neither of the two people described above makes a purchase?
Fill in the blank(s) with the appropriate word(s).
Simplify. Write your answer using only positive exponents. Assume that all variables represent nonzero numbers.
A. 
B. 
C. 316
D. 32