Calculate the slope of the line passing through the given points. If the slope is undefined, so state. Then indicate whether the line rises, falls, is horizontal, or is vertical.(-9, 7) and (-9, 9)
A. m = 0; horizontal
B. m = -1; falls
C. m = 1; rises
D. undefined slope; vertical
Answer: D
Mathematics
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Use the division method to find the GCF of the pair of numbers. If the GCF is 1, write "relatively prime."4 and 25
A. 5 B. relatively prime C. 2 D. 25
Mathematics
Perform the requested operation on the given function.f(x) = 5x - 8, g(x) = 2x - 6Find (fg)(x).
A. 7x2 - 46x - 14 B. 10x2 + 48 C. 10x2 - 46x + 48 D. 10x2 - 22x + 48
Mathematics
Write as a percent.
A. 0.
%
B. 2.
%
C. 22%
D. 22.
%
Mathematics
Simplify.
+ 
A. 9
B. 9
C. 45
D. 
Mathematics