Simplify. Combine like terms if possible.-8m3 + m3
A. -9m3
B. -7m6
C. -7m3
D. -8m6
Answer: C
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Approximate the numbers and place the correct symbol (< or >) between them.
A. 
B. 
C. 
D. 
E. 
Solve the problem.Doctors use the rational expression 
to determine the dosage of a drug prescribed for children. In this expression, A = child's age and D = adult dosage. What is the difference in the child's dosage for a 12-year-old child and an 8-year-old child? Express the answer as a single rational expression in terms of D.
A. 27D
B. 
D
C. 
D
D. 
D
Find the integral. 
A. 
ln 
+ 8x-1/2 + C
B. 
ln 
+ 8x-1/2 + C
C. 
ln 
- 8x-1/2 + C
D. 
ln 
- 8x-1/2 + C
Provide the appropriate response.Fill in the blanks with the words "odd" and "even". A polynomial function of degree must have at least one real zero, but a polynomial of degree may have no real zeros. The range of a polynomial function of degree is (-?, ?).
A. even; odd; odd B. even; odd; even C. odd; even; odd D. odd; even; even