A point in rectangular coordinates is given. Convert the point to polar coordinates, r > 0.
?
?
A. ??Polar coordinates: 
?
B. Polar coordinates: 
C. Polar coordinates: 
D. Polar coordinates: 
E. Polar coordinates: 
Answer: E
Mathematics
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Find the equation of the line described. Write the equation in slope-intercept form, if possible.
and 
A. y = 
x + 
B. y = 7x - 
C. y = 7x - 
D. y = 
x + 
Mathematics
Write one or more inequalities that describe the set of points.The slab bounded by the planes x = -8 and x = 7 (planes included)
A. -8 ? x ? 7 B. x = -8 and x = 7 C. -? < y < ? and -? < z < ? D. x ? -8 and x ? 7
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.(24a)5
A. 220a5 B. 29a C. 24a5 D. 29a5
Mathematics
Match the vector equation with the correct graph.
r(t) = tj; -2 ? t ? 2
A. Figure 6 B. Figure 3 C. Figure 1 D. Figure 5
Mathematics