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Worksheets2.16.21 Entry Ticket (The Quadratic Formula)
Total questions: 11
Worksheet time: 22mins
Name
Class
Date
1.
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
2.
Identify the 'a' value: y = 16x2 -8x -24
a)
16
b)
8
c)
-8
d)
-24
3.
What should you do first in solving this equation?
x2 + 6x - 13 = 3
a)
Factor
b)
Write down: a = 1, b = 6, c = -13
c)
Subtract 3 from both sides.
d)
Add 3 to both sides.
4.
Identify the 'c' value: y = 16x2 -8x -24
a)
16
b)
-8
c)
24
d)
-24
5.
When do you use the plus or minus symbol?
±
±
a)
After taking the square root of both sides
b)
After adding the square to both sides
c)
After taking half of b
d)
After setting the equation equal to zero
6.
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.
7.
b2 - 4ac would equal: y = 2x2 -x -3
a)
25
b)
-23
c)
-25
d)
0
8.
Solutions of a quadratic equation are also called
a)
roots
b)
x-intercepts
c)
zeros
d)
All of the above
9.
The first step in solving quadratic equations is to . . .
a)
factor
b)
write the equation in standard form
c)
use quadratic formula
d)
complete the square
10.
Identify the 'b' value: y = 16x2 -8x -24
a)
16
b)
-8
c)
8
d)
-24
11.
Solve using the quadratic formula.
2x2 - 9x - 35 = 0
2x2 - 9x - 35 = 0
a)
x = 7/2, x = -6
b)
x = -5/2, x =5
c)
x = -3/7, x =6
d)
x = -5/2, x = 7
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