Use a graphing utility to graph the polar equation.r = cos 
?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. 2x2 = 3x
A. a = 2, b = -3, c = 0 B. a = 2, b = -3 C. a = 2, b = 0, c = 3 D. a = 3, b = 3, c = 0
Mathematics
Find the center of mass of a thin plate of constant density covering the given region.The region in the first and fourth quadrants enclosed by the curves 
and 
and by the lines 
and 
A. 
= 0, 
= 
B. 
= 
, 
= 0
C. 
= 
, 
= 0
D. 
= 
, 
= 0
Mathematics
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(-3, ?)
A. constant B. decreasing C. increasing
Mathematics
Solve the equation. Round your answer to three decimal places.2 
1460 = 40
A. 1.002 B. 0.002 C. 0.923 D. 0.75
Mathematics