Simplify the expression. Write the result using positive exponents only.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Write as an ordinary number: 8.4 × 100
A. 8,400 B. 840 C. 8.4 D. 84
Mathematics
Add or subtract the rational expressions. Reduce to simplest terms.
- 
A. 0
B. 6
C. 
D. 
Mathematics
Find the slope of the line through the points and interpret the slope. 
A. 
; for every 3-unit increase in x, y will increase by 1 unit
B. -3; for every 1-unit increase in x, y will decrease by 3 units
C. - 
; for every 3-unit increase in x, y will decrease by 1 unit
D. 3; for every 1-unit increase in x, y will increase by 3 units
Mathematics
For the functions f and g, find the requested value.Evaluate (f ? g)(2).
A. -3 B. -4 C. 0 D. -5
Mathematics