1.       Question Details                                                                                            StitzCA3 1.1.026.cap. [1848694]     –

Consider the following pair of points.

 13 ,  19

,     −  22 , −  11

5     5              5        5

Part 1 – Distance

Find the distance d between the two points.

d =

Part 2 – Midpoint

Find the midpoint M of the line segment connecting the two points.

M(x, y) =

2.       Question Details                                                                                                  StitzCA3 1.3.018. [3114866]     –

Determine whether the following relation represents y as a function of x.

  function

  not a function

If the relation represents a function, find the domain and range. (Enter your answers using interval notation. If the relation is not a function, enter NONE in the domain and range answer blanks.)

domain

range

3.       Question Details                                                                                                 StitzCA3 1.4.022d. [1848810]     –

Let

f(x) = 4x2 + 4x − 3.

2f(a)

Find and simplify the following.

2f(a) =

4.       Question Details                                                                                          StitzCA3 1.2.044.part2. [1848953]     –

Consider the equation given below.

y =  x3  − 4x

3

Create a table of sample points on the graph of the equation.

x              y                    (xy)

−4

https://www.webassign.net/v4cgijulie.szekerczes@umuc/control.pl

Page 2 of 4

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6/28/15, 8:13 PM

−3

−2

−1

0

1

2

3

4

Plot the sample points and create a sketch of the graph of the equation.

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6/28/15, 8:13 PM

5.       Question Details                                                                                                 StitzCA3 1.5.036d. [1847536]     –

x2 if x ≤ −4

Let

f(x) =

f(0)

16 − x2  if −4 < x ≤ 4.

x if x > 4

Compute the following function value.

f(0) =

 
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