Tell whether or not the relation is a function.{(3,7), (3,-4), (6,-8), (9,1), (11,-5)}
A. Yes
B. No
Answer: B
Mathematics
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Find the derivative of the function at the given point in the direction of A.
A. - 
B. - 
C. - 
D. - 
Mathematics
Solve.x2 - 2y2 = 2xy = 2
A. (2, 1), (-2, -1), (i
, i
), (-i
, -i
)
B. (2, 1), (-2, -1)
C. (2, 1), (-2, -1), (i
, -i
), (-i
, i
)
D. (i
, -i
), (-i
, i
)
Mathematics
Use a Venn diagram to decide if the statement is true or false.A ? (B ? C)' = (A ? B') ? (A ? C') 
A. True B. False
Mathematics
Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
Mathematics