Factor completely. If the polynomial cannot be factored, say it is prime.4x2 - 14x - 8
A. 2(2x - 1)(x + 4)
B. (4x - 2)(x + 4)
C. 2(2x + 1)(x - 4)
D. prime
Answer: C
Mathematics
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, 
< ? < 2? and tan ? = - 
, 
< ? < ?, find the exact value of cos (? + ?).
A. 
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C. - 
D. - 
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What will be an ideal response?
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Perform the indicated operation.
? 
A. 
B. 
C. 
D. 
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