Rewrite the following statement in if-then form without using the word “only”: A graph with n vertices is a tree only if it has n ? 1 edges.
What will be an ideal response?
If a graph with n vertices is a tree, then it has n ? 1 edges.
Mathematics
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Provide an appropriate response.Define f(0,0) in a way that extends f(x, y) = 
to be continuous at the origin.
A. No definition makes f(x, y) continuous at the origin. B. f(0, 0) = 1 C. f(0, 0) = 2 D. f(0, 0) = 0
Mathematics
Solve the problem.The total sales made by a salesperson was $25,000 after 3 months and $68,000 after 23 months. Predict the total sales after 28 months.
A. $78,792 B. $78,720 C. $78,850 D. $78,750
Mathematics
Write the equation of the line with the given slope and y-intercept.Slope 
; y-intercept is 1
A. y = 
x - 1
B. y = - 
x - 1
C. y = - 
x + 1
D. y = 
x + 1
Mathematics
Divide as indicated. Write the quotient in standard form.
A. -4i B. -4 C. 4i D. 4
Mathematics