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Duplicate of Quadratics Flashcards | StudBud
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Duplicate of Quadratics
Duplicate of Quadratics
20 terms
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A math review game with SAT type questions.
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
What is missing from the quadratic formula?
c
b
x
a
2
Which of the following equations best describes the graph?
y=x2-1
y=x2+1
y=x2
y=-x2-1
3
How many roots does the quadratic have?
2
0
1
3
4
x
2
-81 is an example of what type of special case?
Perfect Trinomial
Completing the Square
Difference of Squares
Sum of Squares
5
What is the factored form of x
2
-x-30?
(x+6)(x-5)
(x-10)(x+3)
(x-6)(x+5)
(x-15)(x+2)
6
What is the difference in the roots of the following function?
2
5
9
7
7
What is the y intercept of y=2x
2
+4x-5 ?
(0,-5)
(0, -4)
(0, 4)
(0,5)
8
What is equivalent to y=(x-3)
2
+16?
2x2+6x+9
y=x2-6x+7
y=x2-6x+9
y=x2-6x+25
9
What is (3x+4)(4x-3) in standard form?
12x2-25x-12
12x2+7x-12
7x-12
12x2-12
10
What is the factored form of the following quadratic?
(2x-4)2
(x-4)2
(2x-4)(2x+4)
(x-4)(x+4)
11
Find the sum of the zeros of the following function. (Hint: Use Grouping)
x=3/4, -7
x=4/3, 7
x= 3/4, 7
x=4/3, -7
12
Which statement most accurately describes the graph of the following function.
Y-intercept is -15
Has 1 real root
Vertex is a max
Vertex is a min
13
If r=3 and s=1 then r
2
-2s=
4
2
9
7
14
What is the sum of the possible two values of x?
7
-4
4
-1
15
What is the vertex of y=3(x+4)
2
-6?
(-4,-6)
(4,6)
(4,-6)
(-4,6)
16
What is the axis of symmetry of the graph of the quadratic?
y=-2
y=4
x=4
x=-2
17
If f(x)=x
2
+x, what is the value of f(3)?
6
12
9
3
18
How many real roots does x
2
-2x+2 have?
0
1
2
3
19
If f(x)=x
2
for all real values of x, which of the following is NOT a possible value of f(x)?
I only
II only
I and II only
III only
20
Which of the following is equivalent to (2x-3)(x+7)?
2x2+11x-21
3x2+11x-21
x2+11x+24
2x2+17x-21
