Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 32?
B. 64?
C. 4?
D. 16?
Answer: D
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Solve the problem.The value of a certain make and model of used car can depend on several factors. The table gives data for the values of three Chevy Caprice station wagons. The value V is measured in dollars, where A is the age of the car in years, and C is the condition of the car rated on a scale of 1 to 10 (10 is excellent condition). src="https://sciemce.com/media/4/ppg__file0518192205__f1q76g3.jpg" style="vertical-align: -23.0px;" /> is 
The variables are found to be related by the equation 
Use the information given in the table to write a matrix equation which when solved will yield the values of a, b, and c. Then, using the fact that the inverse of the matrix 
, find c.
A. c = -200
B. c = -400
C. c = 400
D. c = 200
Clear fractions and solve.
- 
- 
= 0
A. 6
B. 
C. 
D. 
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = x2 + 14x + 49
A. (49, 0), (0, 7) B. (7, 0), (0, 49) C. (-7, 0), (0, 49) D. (49, 0), (0, -7)
Find the exact value by using a half-angle identity.tan 165°
A. -2 - 
B. -2 + 
C. 2 + 
D. 2 - 