Evaluate the following expression. (x ? ?/2 + ?n, where n is a whole number)
?
?
A. - 11 tan x
B. 11 cot x
C. 12 tan x
D. - 11 cot x
E. 11 tan x
Answer: E
Mathematics
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Express in terms of sums and differences of logarithms.logb
A. 
logbx + 
- logby + 
logbz
B. 
logbx + 
- logby - 
logbz
C. 
logbx + 3 - 4logby - 14logbz
D. 
logbx ? 
- (logby ? 
logbz)
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Find the exact value by using a sum or difference identity.tan (-165°)
A. -2 + 
B. 
C. 2 - 
D. 
Mathematics
Choose the terminology that best classifies the given figure.
A. None of these B. Closed curve C. Simple closed curve D. Simple curve
Mathematics
Find the zeros of the function. Give exact answers.f(x) = x2 - 8x + 20
A. 6, 2 B. 4 ± 2i C. -4 ± 2i D. 8 ± 4i
Mathematics