Evaluate -(-x) for the given value of x.x = -0.635
A. 0.635
B. -0.635
C. 0
D. -1
Answer: B
Mathematics
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Find different polar coordinates (r, ?) for the same point under the given conditions.
, r > 0 and 2? < ? < 4?
A. 
B. 
C. 
D. 
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Solve.Two angles are supplementary if the sum of their measures is 180°. If the measure of one angle is given by 
and the measure of its supplement is given by 
, find the measures of the two angles.
A. 124°, 56° B. 62°, 118° C. 24°, 156° D. 48°, 132°
Mathematics
Find the average rate of change.
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Solve the inequality. Graph the solution set.|x + 18| < 9
A. (-27, -9)
B. (9, 27)
C. (-?, -27)
D. (-?, -9)
Mathematics