Use the leading-term test to match the function with the correct graph.f(x) = 4x + 4x2 - 7x3
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify the following expression.
?
?
A. 
(x + y)2?
B. 
(x + y)
C. 
(x + y)
D. 
(x + y)3
E. 
(x + y)2
Mathematics
Solve the problem.Find the length of the segment of the curve y = 
cosh 2x from x=0 to x = ln 
.
A. 
B. 
C. 6
D. 
Mathematics
Simplify.6 ? 4 - 5 ? 5 + 4 ? 5
A. 19
B. 44
C. 
D. 
Mathematics
Solve the problem.Between 8:30 a.m. and 9:30 a.m., cars drive through the Cappuccino Express at a rate of 12 cars per hour (0.2 per minute). The following formula from probability can be used to determine the probability that a car will arrive within t minutes of 8:30a.m. F(t) = 1 - e-0.2tDetermine how many minutes are needed for the probability to reach 0.6.
Fill in the blank(s) with the appropriate word(s).
Mathematics