Find the difference.-12.5 - (-8.4)
A. -4.1
B. -20.9
C. 20.9
D. 4.1
Answer: A
Mathematics
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Find the slope of the polar curve at the indicated point.r = -5 + 3 sin ?, ? = 0
A. 
B. - 
C. 
D. - 
Mathematics
Determine whether the pair of fractions is equivalent.
and 
A. not equivalent B. equivalent
Mathematics
Provide an appropriate response.Consider the linear equation in three variables x - y + z = 3. Find a pair of linear equations that, when considered together with the given equation, will form a system having infinitely many solutions.
What will be an ideal response?
Mathematics
Provide an appropriate response.True or False? The ordered pair (-3, 4) determines a point in quadrant II with a horizontal coordinate of -3 and a vertical coordinate of 4.
A. True B. False
Mathematics