Solve the problem.The area A = ?r2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when 
A. 9? ft2/ft
B. 3? ft2/ft
C. 6? ft2/ft
D. 6 ft2/ft
Answer: C
Mathematics
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Graph the set of points whose polar coordinates satisfy the given equation or inequality.0 ? ? ? ?, r ? 3
A. 
B. 
C. 
D. 
Mathematics
Use the compound interest formula to compute the total amount accumulated.$3500 for 6 years at 5.5% compounded monthly
A. $4864.72 B. $3891.78 C. $33,667.34 D. $3597.36
Mathematics
Provide an appropriate response.Find all points (x, y) on the graph of f(x) = 2x2 -3x with tangent lines parallel to the line 
A. (2, 8) B. (2, 2) C. (0, 0), (2, 2) D. (4, 2)
Mathematics
Give the coordinates of the vertex and sketch the graph of the equation.y = x2 - 4x + 4 
A. (-2, 0)
B. (2, -8)
C. (2, 0)
D. (-2, 8)
Mathematics