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WorksheetsHAA Unit 2 Test Review
Total questions: 25
Worksheet time: 3hrs 10mins
Name
Class
Date
1.
Factor3v2-15v+18
a)
A) 3(v-3)(v+2)
b)
B) 3(v+3)(v+2)
c)
C) 3(v-3)(v-2)
d)
D) (v-4)(v-3)
2.
3x2 - 75
a)
3( x + 5 ) ( x - 5 )
b)
Prime
c)
( x + 5 ) ( x - 5 )
d)
3( x - 5 ) ( x - 5 )
3.
Factor completely:
3x2 - 7x - 6
3x2 - 7x - 6
a)
(3x + 2)(x - 3)
b)
(3x - 2)(x + 3)
c)
(3x - 3)(x + 3)
d)
(3x - 4)(x - 2)
4.
Solve:
a)
±81
b)
±9
c)
±3
d)
No real solution
5.
Solve:
a)
-4, 2
b)
-2, 4
c)
-16
d)
-4
6.
What do u call a pig that knows KARATE?
a)
Porkchop
b)
kid pig
c)
KUNG FU
d)
kapig
7.
a)
A
b)
B
c)
C
d)
D
8.
What is this?
a)
This is the speed of light formula.
b)
This is the quadratic formula.
c)
This is the zero product property.
d)
This is scary.
9.
Which quadratic function is represented by the graph?
a)
y = 2(x - 4)2 + 5
b)
y = 2(x + 4)2 + 5
c)
y = -2(x - 4)2 + 5
d)
y = -2(x + 4)2 + 5
10.
How did we transform from the parent function?
y = -1/5(x - 1)2 + 7
y = -1/5(x - 1)2 + 7
a)
reflection over x-axis, vertical shrink, right 1 up 7
b)
vertical stretch, right 1, up 7
c)
reflection over x-axis, left 1 unit, up 7 units
d)
reflection over x-axis, vertical shrink, left 1 up 7
11.
What did the candle say to the other candle?
a)
U are sassy
b)
i hate u
c)
I am going out tonight
d)
You are burning
12.
Simplify
a)
(-8i+1)/10
b)
(8+i)/11
c)
(34-77i)/109
d)
(21-38i)/58
13.
Find the vertex of the quadratic:
y = -2x2 + 4x + 3
y = -2x2 + 4x + 3
a)
(0, 3)
b)
(-1, 5)
c)
(1, 5)
d)
(1, -5)
14.
Rewrite in vertex form by completing the square:
f(x) = x2 - 3x +1
f(x) = x2 - 3x +1
a)
f(x) = (x - 3)2 - 1
b)
f(x) = (x + 3/2)2 - 5/4
c)
f(x) = (x - 3/2)2 - 5/4
d)
f(x) = (x - 6)2 + 47
15.
A raft is dropped from a helicopter 256 feet in the air above the ocean. Its approximate height, h, after t seconds is given by the function h(t) = -16t2 + 256. How many seconds did it take the raft to hit the water?
a)
-4
b)
2
c)
4
d)
8
16.
The function below represents the flight of a ball being thrown by a girl who is standing on a box. What is the maximum height of the ball?
y = -1/2x2 + 2x + 2?
y = -1/2x2 + 2x + 2?
a)
2 feet
b)
About 5 feet
c)
0 feet
d)
4 feet
17.
Find the equation for the parabola that models the data.
a)
-.26x2-17.3x+222.8
b)
-.26x2+22.59x+23.02
c)
2.6x2+22.9x+20.03
d)
2.6x2+2.3x+23.02
18.
Find the solution:
y = x2 - 4x + 6
y = x + 2
y = x2 - 4x + 6
y = x + 2
a)
(3, 1) and (6, 4)
b)
(-1, 1) and (4, 2)
c)
(1, 3) and (4, 6)
d)
(1, 4) and (3, 6)
19.
Robert threw a rock off a bridge into the river. The distance from the rock to the river is modeled by the equation y=-16x2-16x+60, where h is the height in feet and t is time in seconds. There is a bird flying on a path given by the equation y=5x+10. Does the rock hit the bird? If so, at what time and height?
a)
It doesn't hit the bird
b)
Yes, 1.23 seconds, 16.15 feet
c)
Yes, 16.15 seconds, 1.23 feet
20.
Which of the following is the correct equation for the given graph?
a)
f(x) = (x - 2)2 - 1
b)
f(x) = (x + 2)2 - 1
c)
f(x) = -(x + 2)2 - 1
d)
f(x) = -(x - 2)2 - 1
21.
What goes around the world but stays in a corner
a)
life
b)
a jar of peanut butter
c)
stamps
d)
Elmo
22.
What is the y-intercept of the equation
y = 2x2+8x+3
y = 2x2+8x+3
a)
(0,3)
b)
(3,0)
c)
(0,2)
d)
y=8
23.
The standard form of a quadratic function is
a)
ax2 + bx + c
b)
a(x - h)2 + k
c)
y - y1 = m(x - x1)
d)
Ax + By = C
24.
Is the vertex a max or min?
a)
max
b)
min
25.
What is the equation for axis of symmetry?
a)
y=3
b)
x=3
c)
x=5
d)
x=1
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