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Worksheetsquadratics pre-check
Total questions: 20
Worksheet time: 15mins
Name
Class
Date
1.
Is this a max or min?
a)
max
b)
min
c)
cannot be determined
2.
True or false:
The solution, root, x-intercept, and zero of a problem are all the same thing
The solution, root, x-intercept, and zero of a problem are all the same thing
a)
True
b)
False, because the solution and root are the same but the x-intercept and zero are different
c)
False, because the x-intercept and root are the same but the zero and solution are different
d)
False, they are all different
3.
Identify the 'b' value: y = 16x2 -8x -24
a)
16
b)
-8
c)
8
d)
-24
4.
What are the x- intercepts?
a)
x= 0 and x= -4
b)
x= 0 and x= 4
c)
y= 0
d)
x= 2
5.
Which answer choice describes y = -3x2 +7x - 2 accurately?
a)
opens up with a maximum
b)
opens up with a minimum
c)
opens down with a maximum
d)
opens down with a minimum
6.
y=2x2-6x+1 is in what form?
a)
Vertex Form
b)
Factored form
c)
Standard Form
d)
Cannot be determined
7.
.How many zeros does this parabola have?
a)
3
b)
2
c)
0
d)
1
8.
Does the following quadratic equation have a maximum or minimum value? How can you tell?
y=x²+2x-3
y=x²+2x-3
a)
Minimum value, because the a value is positive
b)
Maximum value, because the b value is positive
c)
Maximum value, because the a value is positive
d)
Minimum value, because the c value is negative
9.
Find the y-intercept of f(x) = 2x2 - 2x + 1
a)
2
b)
-2
c)
1
d)
-1
10.
Identify the 'a' value: y = 16x2 -8x -24
a)
16
b)
8
c)
-8
d)
-24
11.
Solve x2 = -16
a)
x = -4, 4
b)
x = -4,0, 4
c)
x = -4i, 4i
12.
Factor: x2+16x+64
WHAT TWO NUMBERS MULTIPLY TO 64
AND ADD UP TO 16?
WHAT TWO NUMBERS MULTIPLY TO 64
AND ADD UP TO 16?
a)
(x+8)(x+8)
b)
(x+2)(x+32)
13.
Factor x2 + 12x + 20
WHAT TWO NUMBERS MULTIPLY TO 20
AND ADD UP TO 12?
WHAT TWO NUMBERS MULTIPLY TO 20
AND ADD UP TO 12?
a)
(x + 2)(x + 10)
b)
(x + 7)(x + 5)
c)
(x + 6)(x + 6)
14.
Factor x2 + 7x + 12
What two numbers ADD UP TO 7
and MULTIPLY to 12.
What two numbers ADD UP TO 7
and MULTIPLY to 12.
a)
(x + 2)(x + 5)
b)
(x + 3)(x + 4)
c)
(x + 1)(x + 6)
15.
How many solutions does this graph have?
a)
one
b)
two
c)
no solutions
d)
cannot be determined
16.
Find the zeros of this quadratic.
a)
b=4/5, b=3
b)
b=4, b=-3
c)
b=1/5, b=3
d)
b=4/5, b=-3
17.
What are the roots of the function?
a)
{x|x = 4, -1}
b)
(-4, 1)
c)
{x|x = -4, 1}
d)
(4, 0) (-1, 0)
18.
What are the x-intercept/s of the function?
a)
{x|x = 3}
b)
{x|x =-3,3}
c)
(3, 0)
d)
(-3, 0)&(3, 0)
19.
Determine the values of
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
a)
a = 4, b = -8, c = 3
b)
a = 4, b =-8, c =-3
c)
a = 4, b = 8, c = 3
d)
a = 4, b = 8, c = -3
20.
What is this formula?
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.
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