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Goformative M2 Quadratics Day 4
By Michelle Wilson
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Last updated about 3 years ago
5 questions
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Question 1
1.
Which of the following could be the graph of
y = ax
2
+ c if a > 0 and c > 0?
A.
B.
C.
D.
Question 2
2.
Which of the following is the graph of the function
y = (x−1)(x−4)?
Please click the answer below matches your answer choice.
A.
B.
C.
D.
Question 3
3.
Writing
helps to identify the function’s vertex. Which ordered pair represents this vertex?
A. (–4, 2)
B. (–2, 2)
C. (2, –1)
D. (4, 2)
Question 4
4.
In the graph of the equation
y=x
2
+2ax,
which expression represents the minimum?
A. (a,a
2
)
B. (−a,a
2
)
C. (−a,−a
2
)
D. It has no minimum.
Question 5
5.
The graph of
y=x
2
+bx–4
is shown.
Based on this graph, which value of
b
will satisfy the equation
x
2
+bx–4=0?
A. −4
B. −1.5
C. 3
D. 8