Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r sin ? = 3
A. 
y = 3; horizontal line 3 units
above the pole
B. 
x = 3; vertical line 3 units
to the right of the pole
C. 
y = -3; horizontal line 3 units
below the pole
D. 
x = -3; vertical line 3 units
to the left of the pole
Answer: A
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Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = (y-x)i + (z-y)j + (z-x)k ; D: the region cut from the solid cylinder x2 + y2 ? 9 by the planes z = 0 and 
A. 9? B. -9? C. 0 D. -9
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Solve.David recently switched to a long distance phone company which charges a monthly fee of $5.45 plus $0.07 per minute. A linear function that expresses the monthly bill B as a function of minutes used m is 
Graph the linear function. Use a domain of 0 ? m ? 300.
A. 
B. 
C. 
D. 
Use the Pythagorean identity.Find sin ?, given that cos ? = 
and 
? ? < 2?
A. - 
B. - 
C. -
D. - 