Solve the problem.Plot the point 
and find other polar coordinates (r, ?) of the point for which:(a) r > 0, -2? ? ? < 0(b) r < 0, 0 ? ? < 2?(c) r > 0 2? ? ? < 4? 
What will be an ideal response?
| (a) |  |
(c)
Mathematics
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Divide.
÷ (-12)
A. 
B. 40
C. 
D. 
Mathematics
Factor the polynomial by removing any common monomial factor.27x4 + 24x3 - 30x2 - 3x
A. 3x(9x3 + 8x2 + 10x - 1) B. 3x2(9x2 + 8x - 10) C. 3(9x4 + 8x3 - 10x2 - x) D. 3x(9x3 + 8x2 - 10x - 1)
Mathematics
Consider the spheres shown in the figure. The sphere at the left shows two lines. In Euclidean geometry, we know that two lines are either parallel or cross at exactly one point. Discuss this property in relation to what you observe in the figure.
A. Two lines intersect in two points. B. Two lines are either parallel or cross at exactly two points. C. Lines are great circles, and m is not a great circle.
Mathematics
Solve the equation.
= 
A. 
B. 
C. 0
D. No solutions
Mathematics