The (r + 1)st term of the expression (a + b)n, 0 ? r ? n, is given by 
an - rbr. Find the specified term.The 3rd term of (6x + 5)3.
A. 25
B. 450x
C. 900x
D. 540x2
Answer: B
Mathematics
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Determine if the lines parallel, perpendicular, or neither.L1: y = 8x - 1L2: y = - 
x - 7
A. perpendicular B. parallel C. neither
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Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
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Find the slope.Find the slope of a line parallel to the line y = 
x - 3.
A. 
B. -3
C. - 
D. undefined
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Simplify the expression.
A. - 
B. - 
C. 
D. 
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