Subtract. Write your answer in lowest terms.
- 
A. 
B. 
C. - 
D. - 
Answer: C
Mathematics
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Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
State the degree of the polynomial and whether it is a monomial, a binomial, or a trinomial.9x4 - 7x3 + 7
A. binomial, degree 4 B. trinomial, degree 8 C. trinomial, degree 7 D. trinomial, degree 4
Mathematics
Find the sum of the indicated number of terms of the arithmetic sequence.
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Mathematics
Use a graphing calculator to determine which expression completes the identity.The expression 
is to be the left hand side of an equation that is an identity. Which one of the following four expressions can be used as the right hand side of the equation to complete the identity?
A. tan ? B. sec ? C. cos ? D. csc ?
Mathematics