Replace the polar equation with an equivalent Cartesian equation.r2 = 46r cos ? - 6r sin ? - 9
A. 46x - 6y = 9
B. (x - 23)2 + (y + 3)2 = 529
C. (x + 46)2 + (y - 6)2 = 9
D. (x - 23)2 + (y + 3)2 = 9
Answer: B
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A. ?No, because you can only transport only 8.2 lbs. per load. B. ?Yes, because you can transport 9.2 lbs. per load. C. ?No, because you can transport only 7.2 lbs. per load. D. ?No, because you can transport 9.2 lbs. per load. E. ?Yes, because you can transport 8.2 lbs. per load.
Solve the equation.7z - z = 20 - 8
A. 2 B. -6 C. -2 D. 6
Name the quadrant in which the angle ? lies.sin ? > 0, cos ? > 0
A. I B. II C. III D. IV
Simplify the expression. If the expression contains any variables, assume that they represent positive real numbers. Write your answer with only positive exponents.
1/2
A. 
B. 
C. 
D. 