Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = sin u, u = 4x + 19
A. - 4 cos (4x + 19)
B. - cos (4x + 19)
C. 4 cos (4x + 19)
D. cos (4x + 19)
Answer: C
Mathematics
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Find the equation of an ellipse that contains the following points.(-1, 6), (-1, -4), (7, 1), (-9, 1)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
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Determine if the proportion is true or false.
= 
A. True B. False
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Use the order of operations to simplify the expression.
÷ 
A. 
B. 3
C. 1
D. 2
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Solve the problem.A truck rental company charges $29 plus $0.09 per mile to rent a moving truck for a day. If x represents the number of miles driven and f(x) represents the total cost to rent the truck for a day, a linear function that models the situation is 
What is the cost of renting the truck if it is driven 230 miles?
A. $49.70 B. $6670.09 C. $8.30 D. $31.07
Mathematics