Use the fundamental identities to simplify the expression.cot ? sec ? sin ?
A. tan2?
B. sec2?
C. csc2?
D. 1
Answer: D
Mathematics
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Evaluate or simplify the expression without using a calculator.8 log 109.2
A. 73.6 B. 736 C. 17.7536 D. 7.36
Mathematics
Write the standard equation for the circle.Center at 
, radius 
A. 
2 + 
2 = 
B. 
2 + 
2 = 
C. 
2 + 
2 = 
D. 
2 + 
2 = 
Mathematics
Use a graphing utility to find the sum of each sequence.{ 3.9n + 8.96}, n=10
A. 47.96 B. 212.08 C. 256.14 D. 304.1
Mathematics
Provide an appropriate response.Fill in the blank with "always greater than," "sometimes greater than," "always less than," or "cannot be determined," whichever response is correct. When dividing a positive fraction by 
, the answer is 
the fraction.
A. always greater than B. always less than C. sometimes greater than D. cannot be determined
Mathematics