Find the exact value of the expression.cot 
A. 1
B. 
C. 
D. 
Answer: B
Mathematics
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Write the numeral as a Roman numeral.842
A. CCMXLII B. DCCCLXII C. DCCCXLII D. CMMXLII
Mathematics
Two linear functions, y1 and y2, are graphed with their point of intersection indicated. Give the solution set of 
A. {-1} B. {-4} C. {3} D. {-2}
Mathematics
Solve the equation.
+ 
= 13
A. 1
B. 
C. 
D. No solutions
Mathematics
Find the derivative of the function.y = (cos 8x + tan x4)3
A. 
= 3(- sin 8x + 4x3 sec x4 tan x4)2
B. 
= 3(cos 8x + tan x4)2(-8 sin 8x + 4x3 sec2(x4))
C. 
= 3(cos 8x + tan x4)2(8 sin 8x + 4x3 cot2(x4))
D. 
= 3(cos 8x + tan x4)2
Mathematics