Solve the problem by writing an appropriate system of equations and using the inverse of the coefficient matrix to solve the system.The conversion factor from cylindrical to rectangular coordinates is
When ? = 60°, find the inverse of A.
A. 
B. 
Answer: A
Mathematics
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Solve the radical equation.
= -2
A. 
B. 
C. 
D. 
Mathematics
Find the area of the shaded region.
A. 116 cm2 B. 232 cm2 C. 73.5 cm2 D. 136 cm2
Mathematics
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.37.1 qt = ____ L
A. 70.5 L B. 35.2 L C. 39.3 L D. 9.6 L
Mathematics
Use a calculator to find the value of the trigonometric function to four decimal places.sec 6
A. 1.0415 B. 9.5669 C. 1.0055 D. -3.5789
Mathematics