Evaluate the expression for the given value of x.
?

A.
B.
C.
D. 48
E. -48


Answer: A

Mathematics

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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (ln x)ln x

A.
B.
C. ln x ln (ln x)
D. (ln x)ln x

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Solve the problem.For what values of x can we replace cos x by  with an error of magnitude no greater than 

A. -0.600 ? x ? 0.600 B. -0.682 ? x ? 0.682 C. -0.436 ? x ? 0.436 D. -0.378 ? x ? 0.378

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Find a formula for the inverse of the function described below.A size-6 dress in Country C is size 32 in Country D. A function that converts dress sizes in Country C to those in Country D is 

A. f-1(x) = x + 26
B. f-1(x) = 
C. f-1(x) = 
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Mathematics

Solve the problem.Ron and Kathy are ticket-sellers at their class play, Ron handling student tickets that sell for $3.00 each and Kathy selling adult tickets for $5.50 each. If their total income for 37 tickets was $161.00, how many did Ron sell?

A. 17 tickets B. 25 tickets C. 20 tickets D. 19 tickets

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