WorksheetsPost Test Review
Total questions: 28
Worksheet time: 1hrs 1mins
Name
Class
Date
1.
Factor
3v2 - 4v - 7
3v2 - 4v - 7
a)
(3v-7)(v+1)
b)
3(v-7)(v-1)
c)
(3v+1)(v-9)
d)
(3v+1)(v-10)
2.
Factor
2x2 - 13x - 70
2x2 - 13x - 70
a)
(2x-7)(x+10)
b)
(7x+5)(x+2)
c)
(2x+7)(x-10)
d)
2(x+7)(x+10)
3.
Factor
9x2-6x-8
9x2-6x-8
a)
(3x+2)(3x-4)
b)
(3x+2)(3x+4)
c)
(3x-2)(3x-4)
d)
(x-1)(9x+8)
4.
The point in which a graph hits the x-axis is know as the _____
a)
Solution
b)
x-intercept
c)
Root
d)
All answers are correct
5.
How many solutions does this graph have?
a)
one
b)
two
c)
no solutions
d)
cannot be determined
6.
Joe Mauer hits a fly ball. You can track the height of the ball using the equation: h(t) = -16t2 + 140t + 2
b. What was the starting height of the ball? (include units)
b. What was the starting height of the ball? (include units)
a)
-16 feet
b)
140 feet
c)
2 feet
d)
0 feet
7.
What is the vertex?
y= x²+6x-5
y= x²+6x-5
a)
-3
b)
-24
c)
(3, 22)
d)
(-3, -24)
8.
Solve the word problem: How fast would you reach the water if you jump of a cliff using the formula: h = -16t2 + 8t + 24?
a)
8
b)
1
c)
1.5
d)
1/4
9.
A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
h = -16t2 + 64t + 960.
When did the ball hit the ground?
h = -16t2 + 64t + 960.
When did the ball hit the ground?
a)
10 seconds
b)
2 seconds
c)
5 seconds
d)
7 seconds
10.
What is the domain of the function?
a)
(3, ∞)
b)
[-3, ∞)
c)
(-∞, 4]
d)
(-∞, 4)
11.
What is the range?
a)
[-7,6]
b)
(-7,6)
c)
(-8, 2)
d)
[-8,2]
12.
Which graphs have a range of (-∞, 3]
a)
I and II
b)
I and III
c)
II and III
d)
I , II and III
13.
Which of the following graphs have a domain of [-4,6]?
a)
A
b)
B
c)
C
d)
D
14.
What is the range of the graph?
a)
[-7, 5)
b)
[-3 , 1]
c)
[-3 , 1)
d)
[-7 , 5)
15.
What is the domain?
a)
(-4 , 5]
b)
[-4 , 5)
c)
(-3, 3)
d)
[-3, 3]
16.
Is this point a max or min?
a)
max
b)
min
17.
Describe the transformations of f(x) when compared to the parent function.
f(x)=(x+7)2
f(x)=(x+7)2
a)
horizontal shift left 7 units
b)
horizontal shift right 7 units
c)
vertical shift up 7 units
d)
vertical shift down 7 units
18.
In the equation f(x)=5(x+3)2-10 what effect does the 5 do when compared to the parent function?
a)
Vertical stretch by a factor of 5
b)
Vertical shrink/compress by a factor of 5
c)
Reflect over x-axis
d)
Vertical shift up 5 units
19.
Describe the transformation of
f(x) = x2 -8 when compared to the parent function
f(x) = x2 -8 when compared to the parent function
a)
Vertical shift sp 8 units
b)
Vertical shift down 8 units
c)
Horizontal shift right 8 units
d)
Horizontal shift left 8 units
20.
What is the equation of the quadratic function obtained from vertically shrinking/compressing the parent function by a factor of 0.5 and then reflecting across the x-axis?
a)
f(x)= 0.5x2
b)
f(x)= -0.5x2
c)
f(x)= -(x-0.5)2
d)
f(x)= x2+0.5
21.
Match the equation to its description.
a)
Reflected over x and stretched by 3
b)
Stretched by 3
c)
Reflected over x
d)
Reflected over x and up 3
22.
Match the equation to its description.
a)
Stretched by 4 and up 4
b)
Compressed by 4 and up 4
c)
Stretched by 4 and left 4
d)
Compressed by 4 and left 4
23.
If the blue is f(x)=x2, then the red must be
a)
g(x)=x2-5
b)
g(x)=x2+5
c)
g(x)=(x-5)2
d)
g(x)=(x+5)2
24.
If the blue is f(x)=x2, the red must be
a)
g(x)=(x+3)2
b)
g(x)=(x-3)2
c)
g(x)=x2+3
d)
g(x)=x2-2
25.
When is this function increasing?
a)
-2.5 < x < 2.5
b)
0 < x < 5
c)
0 < x < 55
d)
-5 < x < 0
26.
Over what interval is this function constant?
a)
-5 < x < ∞
b)
-3 < x < 4
c)
4 < x < ∞
d)
-5
27.
Which statement is true about this function?
a)
The function is never constant
b)
The function is always increasing
c)
The function is never decreasing
d)
The function increases on the interval 11:00 < x < 15:00
28.
Where is the decreasing?
a)
( −∞, −2.55) U (0, 2.55)
b)
(∞, −6.25) U (36, −6.25)
c)
(−∞, ∞)
d)
(−∞, 0)
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