Evaluate the integral using the given substitution.
dx, u = 9x2
A. 
sin (9x2) + C
B. 
sin (9x2) + C
C. 
sin (u) + C
D. sin(9x2) + C
Answer: A
Mathematics
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Evaluate the function f(x) = [[x]] for x = 9.2. ?
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Write the word name for the number.64,568,009
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