Question
1. Given the following linear function f(x) = -2x +2 a. What is the slope and y - intercept co-ordinates Slope = - 2y -intercept
1. Given the following linear function
f(x) = -2x +2
a. What is the slope and y - intercept co-ordinates
Slope = - 2y -intercept coordinate= (0,2)
b. Average Rate of Change =
c. The function is increasing, decreasing or flat?Always Decreasing -----------------
2. Given the quadratic function
f(x) = -2x2+4x +1
a. Find the vertex co-ordinate (h, k)
(h, k) = (,)
b. The equation of the axis of symmetry
----------------------------------
c. Does the cup open up or down?--------------------
d. y- intercept co-ordinate
(,)
3. Given the quadratic function
f(x) = -x2 +4x +3
a. Determine whether f(x) has a maximum or minimum
________________
Maximum or Minimum
b. Where does the maximum or minimum occur at?
-----------------------
c. What is the value of the maximum or minimum?
--------------------
Extra Credit
4. Given the quadratic function
f(x) =-2x2 + bx + c
If the axis of symmetry occurs at x = 0 and f(x) has a maximum value of 5, what is b and c?
b = -------------------c = ----------------------
5. Solve the quadratic inequality
X2 - x - 6 = (x-3) (x+2)>0
xx
------------------------- or --------------------
6. Solve the quadratic inequality
X2 - 4 = (x -2) (x + 2) < 0
< x <
-------------------------
7. Given
f(x) = (x-1) 3(x-3)2
a. Fill in the following Table
Real Zero Multiplier Cross or Touch x - Axis
x =
x =
b. What is the degree of f(x) and the maximum number of turning points?
Degree----------------Maximum Number of Turning Points -------------
c. Fill In
For large positive x, f(x) is----------------------------
Positive or Negative
For large negative x, f(x) is---------------------------
Positive or Negative
8. Given
f(x) = (x-1)2(x+4) (x-3)
a. Fill in the following Table
Real Zero Multiplier Cross or Touch x - Axis
x =
x =
x =
b. Find the value of the y - intercept
y intercept value = ----------------------
c. Fill In
For large positive x, f(x) is----------------------------
Positive or Negative
For large negative x, f(x) is---------------------------
Positive or Negative
9. Solve the following inequality
f(x) = (x-1)2(x+2) <0
x
---------------------
10. Given
f (x) = 2x + 1
g(x) = x2
a. (f o g) (2)
------------------------------
b. (g o f) (2)
----------------------------
c. (f o f o f) (1)
--------------------------
Extra Credit
11. Given
f(x) = 3x - 2
Find f -1 (x)
f-1(x) --------------------------------------
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