Find all the critical numbers of the function.f(x) = (x + 4)4/5
A. -4
B. 5
C. 
D. 4
Answer: A
Mathematics
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Solve. Write the fraction in simplest form.A company employs 648,000 employees worldwide. About 43,200 employees work in the United States. What fraction of the employees work in the United States?
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.What is the y-intercept of y = sec x?
A. 0
B. 1
C. 
D. none
Mathematics
Use DeMoivre's Theorem to find the indicated power. Write the answer in rectangular form.
4
A. -4 B. 4 C. 4i D. -4i
Mathematics
Solve the problem.You have 336 feet of fencing to enclose a rectangular region. Find the dimensions of the rectangle that maximize the enclosed area.
A. 84 ft by 84 ft B. 168 ft by 42 ft C. 168 ft by 168 ft D. 86 ft by 82 ft
Mathematics