Provide an appropriate response.Is the function given by f(x) =   continuous at x = -1? Why or why not?

A. No,  f(x) = f(-1) does not exist
B. Yes,  f(x) = f(-1)


Answer: B

Mathematics

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The term proportional is used to indicate that one thing is a multiple of  another.

Answer the following statement true (T) or false (F)

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Evaluate the expression.x - y, where x = -10 and y = 11

A. 1 B. -1 C. 21 D. -21

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Evaluate the integral by making a substitution and then using a table of integrals.  

A. 9 sin-1 + x  + C
B.   - 3 ln  + C
C. 9 sin-1 -   + C
D. 9 sin-1 -   + C

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Write the following as an algebraic expression in u, u > 0.cos(tan-1 u)

A.
B. u
C.
D.

Mathematics