Determine whether the function is one-to-one.f(x) = 7
A. One-to-one
B. Not one-to-one
Answer: B
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Solve the problem.The Family Arts Center charges $23 for adults, $16 for senior citizens, and $6 for children under 12 for their live performances on Sunday afternoon. This past Sunday, the paid revenue was 
for 862 tickets sold. There were 40 more children than adults. How many children attended?
A. 451 children B. 330 children C. 222 children D. 300 children
National Welding Company uses industrial robots in some of its assembly-line operations. Management has determined that the lengths of time in hours between breakdowns are exponentially distributed with probability density function 
.
?
What is the probability that a robot selected at random will break down between 400 and 500 hr of use? Round your answer to the nearest hundredth.
?
A. 0.06 B. ?0.30 C. ?0.15 D. ?0.79 E. ?0.51
Simplify.logaa6
A. 6 B. a6 C. 6logaa D. 1
Find a vector parallel to v of the given length.v = 
with P(-1, 1, 0) and Q(-1, 2, 1); length 5.
A. 
B. 
C. 
D. 