Sketch the graph of the given equation over the interval [-2?, 2?].y = 
cos 
x 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the LCD for the rational expression.
, 
, 
A. 3(3x - 1) B. (3x - 1)(3x + 6) C. 3(3x - 1)(3x + 6) D. 3(3x - 1)(x + 2)
Mathematics
Find the indefinite integral of the following function and check the result by differentiation.
?
?
A. 
B. 
C. 
D. 
E. none of the above
Mathematics
Rewrite with positive exponents, and simplify, if possible.10-2/3
A. 
B. 
C. 
D. 
Mathematics
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.4
÷ 3
A. 1
B. 1
C. 1
D. 2
Mathematics