Add or subtract as indicated.
- 
A. 
B. x + 9
C. x - 4
D. 
Answer: D
Mathematics
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Use identities to find the exact value of the function for the given value.tan ? = 
and ? is in quadrant III; Find cot ?.
A. - 
B. 
C. 
D. 
Mathematics
Eliminate the parameter.x = t2 + 1, y = t2 - 1
A. y = x2 - 2, x ? 1 B. y = x2 + 2, x ? 1 C. y = x + 2, x ? 1 D. y = x - 2, x ? 1
Mathematics
Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.-13
+ 16
A. 2
B. - 2
C. - 3
D. 3
Mathematics
Find the prime factorization of the number.62
A. 2 ? 2 ? 31 B. 2 ? 2 C. 2 ? 31 D. 2 ? 29
Mathematics