Multiply.(
- 9)(9 + 
)
A. 81 - m
B. m - 18
- 81
C. m - 81
D. m - 
+ 81
Answer: C
Mathematics
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Simplify by writing the expression using only positive exponents.-2-1n3
A. - 
B. - 
C. -2n3
D. - 
Mathematics
Answer the question.Which number is larger?
A. 0.833 B. 0.88
Mathematics
Suppose the point (2, 4) is on the graph of y = f(x). Find a point on the graph of the given function.The reflection of the graph of y = f(x) across the x-axis
A. (-2, 4) B. (-2, -4) C. (2, 4) D. (2, -4)
Mathematics
Prove that 
and 
are equivalent by showing that they represent the same vector.R = (8, 1), S = (13, 4), O = (6, 4), and P = (11, 7)
A. No B. Yes
Mathematics