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WorksheetsQuadratic equation
Total questions: 10
Worksheet time: 44mins
Name
Class
Date
1.
Convert x2 - 9x + 20 to factored form and solve.
a)
(x-10)(x+2); x = -2, 10
b)
(x+4)(x+5); x = -5, -4
c)
(x-4)(x-5); x = 4, 5
d)
Not factorable
2.
In the equation
y = x2 +5x +7, match each leading coefficient with its correct letter
y = x2 +5x +7, match each leading coefficient with its correct letter
a)
a=0, b=5, c=7
b)
a=1, b=5, c=7
c)
a=7, b=5, c=1
3.
Use the quadratic formula to find the solutions for
y = -x2 - 5x + 12
a)
-4.9 and -0.1
b)
-8.54 and 8.54
c)
-0.45 and 3.55
d)
-6.77 and 1.77
4.
2x2-x -3=0
a)
x=-3/2 x=1
b)
x= 3/2 x= -1
c)
x= -3/2 x= -1
d)
x= 3/2 x= 1
5.
What are the roots of the function
f(x)= (x - 2)(x + 3)?
f(x)= (x - 2)(x + 3)?
a)
x = - 2 or x = 3
b)
x = 2 or x = -3
c)
The are no real roots
d)
x = 2 or x = 3
6.
At what time would you reach 16 ft above the water if you jump of a cliff using the formula:
h = -16t2 + 8t + 24?
h = -16t2 + 8t + 24?
a)
8
b)
1
c)
1/2
d)
1/4
7.
What is the vertex?
a)
(0, - 1)
b)
(0, 0.5)
c)
(-1, 0)
d)
(0.5, 0)
8.
Find the vertex.
y = 2x2 - 8x + 9
y = 2x2 - 8x + 9
a)
(1,2)
b)
(2, 33)
c)
(2,1)
d)
(33, -2)
9.
Complete the Square
x2 + 6x + 20
x2 + 6x + 20
a)
(x + 3x)2 + 11
b)
(x + 3)2 + 11
c)
(x + 6)2 + 11
d)
(x + 3)2 + 29
10.
Solve
16a2 - 9 = 0
16a2 - 9 = 0
a)
a = -3/4, 3/4
b)
a = -4/3, 4/3
c)
a = -9/16, 9/16
d)
a = -16/9, 16/9
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