Determine the values of x for which the function is continuous. If the function is not continuous, determine the reason.f(x) = 16 - x2
A. Not continuous at x = 16; small change
B. Not continuous at x = ±4; small change
C. Continuous for all x
D. Not continuous at x = ±4; function not defined
Answer: C
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A. [3, 7) B. (3, 7) C. [3, 7] D. [3, ?)
Solve the problem.A 50-m-long, 8.6-mm-diameter rope hangs free from a ledge. The density of the rope is 70 g/m. How much work is needed to pull the entire rope to the ledge?
A. 87,500g J B. 3.5g J C. 87.5g J D. 6.25g J
Use properties of exponents to simplify the expression. First, express the answer in exponential form. Then, evaluate the expression.23 ? 22
A. 25; 12 B. 5 ? 2; 10 C. 25; 32 D. 26; 64
Solve the problem.How many players are there in the weighted voting system 
?
A. 20 B. 9 C. 10 D. 28 E. none of these