Provide an appropriate response.Why is the slope of a vertical line undefined?
What will be an ideal response?
Answers may vary. One possibility: Let (a, b) and (a, c), b ? c, be any two different points on a vertical line. The slope of the line = 
= 
= 
. Division by zero is undefined.
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Find an expression for the nth term of the arithmetic sequence.- 
, - 
, - 
, - 
, - 
, . . .
A. an = - 
B. an = - 
C. an = - 
D. an = - 
If y' = k, where k is a non-zero constant, then y =
a. (k^2)/2 + C b. (k^2)x/2 + C c. kx + C d. kx^2 + C
Translate the English expression into an algebraic expression. Use x to represent the unknown number.The difference of 8 and the product of 6 and a number
A. 6(x - 8) B. 8 - 6x C. (8 - x)6 D. 6x - 8
Find the remaining zeros of a polynomial with real coefficients and having the specified degree and zeros.Degree 4; zeros: i, 1 + i
A. -i, 1 - i B. -1 + i, 1 - i C. 1 - i D. -i, -1 + i