Solve the problem.When Paula set off to drive to her friend's house, the odometer read 7277.3 miles. When she arrived at her friend's house, the odometer read 7501.9 miles. How far had she driven?
A. 224.7 mi
B. 224.6 mi
C. 225.6 mi
D. 234.6 mi
Answer: B
Mathematics
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Use implicit differentiation to find dy/dx.x = sec(2y)
A. 
sec(2y) tan(2y)
B. 
cos(2y) cot(2y)
C. 2 sec(2y) tan(2y)
D. cos(2y) cot(2y)
Mathematics
Evaluate.
2
A. - 
B. 
C. - 
D. 
Mathematics
Simplify the expression using the order of operations.6[-5 + 4(-4 + 6)]
A. 18 B. -16 C. -12 D. -22
Mathematics
Solve the problem.The profit function for a product is given by P(x) = -0.4x3 + 66x2 - 2120x - 48,000 dollars, where x is the number of units produced and sold. Determine the levels of production and sale that give break-even.
A. 120 units B. 80 or 100 units C. 100 units D. 90 or 120 units
Mathematics