Multiply.(x + 7y)(2x - 5y)
A. 2x2 + 9xy + 9y2
B. x2 + 9xy + 9y2
C. 2x2 + 9xy - 35y2
D. x2 + 9xy - 35y2
Answer: C
Mathematics
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Evaluate the derivative.f(x) = csch-1(3/x)
A. - 
B. 
C. 
D. 
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Provide an appropriate response.Use the following sets to give the elements in the set indicated: U = {1,2,3,4,5,6,7,8}, A = {2,4,6,8}, B = {1,2,3,4,5}. A ? B
A. { } B. {2,4} C. {1,2,3,4,5,6,7,8} D. {1,2,3,4,5,6,8}
Mathematics
Find the inverse of the function.f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. Not a one-to-one function
Mathematics
Find the quotient using long division.
A. 3m2 + 8m + 7 B. m2 + 8m + 3 C. m2 + 9m + 10 D. 3m2 - 8m + 7
Mathematics