Provide an appropriate response.A student insists on finding a common denominator by always multiplying the denominators of the expressions being added or subtracted. How could the student's approach be improved? Explain.
What will be an ideal response?
The student could always find the least common denominator, because simplification is usually either unnecessary or easier when the least common denominator is used.
Mathematics
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Write the equation of the line using the information given about its graph.Rate of change 9, y = - 
when x = 0
A. y = - 
x - 9
B. y = - 
x + 9
C. y = 9x - 
D. y = 9x + 
Mathematics
Find the difference.- 
- 
A. 
B. - 
C. - 
D. - 
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics
Find the integral.
A. 
(2x + 5)4 + C
B. 
(2x + 5)4 + C
C. 
(2x + 5)4 + C
D. 
(2x + 5)4 + C
Mathematics