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MATH 2 LATE START QUIZ Flashcards | StudBud
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MATH 2 LATE START QUIZ
MATH 2 LATE START QUIZ
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Answers
1
Find the missing angle
45 degrees
30 degrees
50 degrees
40 degrees
2
What is the probability of the spinner NOT landing on yellow?
6 out of 8
1 out of 8
2 out of 6
8 out of 8
3
Which of the following is the quadratic formula and what does it tell us
x=\frac{-b\pm\sqrt{b^2-4ac}}{2a} x intercepts/solutions
x=b^2-4ac vertex
x=\frac{-b+\sqrt{b^2-4ac}}{2a}y intercept
x=\frac{b\pm\sqrt{b^2-4ac}}{2a}x intercepts
4
The
range
of the data represented by the boxplot below is:
3 marks
6 marks
15 marks
18 marks
5
Which of the following a values represent a stretch of the parabola?
a=-4.5
a=4.5
a=1.2
a=1
6
What is the y intercept of the graph below?
2
-2
-3
3
7
Given the triangles are similar solve for x.
20
5
40
30
8
What is the IQR of the following boxplot?
6
10
4
8
9
The factored form y=(x+a)(x+b) tells us what about the graph of a quadratic?
The vertex
The stretch/shrink factor
The y intercept
The x intercepts
10
Simplify 4(x+7)-10(x-1)
14x+18
-6x+38
-6x+18
14x+38
11
What word best describes the graph below?
U Curve
arc
Parabola
12
We learned statistics in first semester
True
False
13
Find the
vertex
of the given function
(2,4)
(-2,4)
(2,-4)
(-2,-4)
14
What is the axis of symmetry?
x=3
x=-4
y=-4
y=0
15
Graphing Quadratics
d
c
b
a
16
________% of data falls within one standard deviations of the mean
95%
34%
68%
99.7%
17
What is the Q1 of the following dataset? 1, 4, 6, 7, 10, 91
4
6
7
6.5
18
What are the coordinates of the vertex in this graph?
(-2,-4)
(2,-4)
(-2,4)
(2,4)
19
What is the missing angle?
50
60
18
90
20
What does the standard form of a quadratic tell us about the graph of a parabola?
The stretch/shrink factor
The x intercepts
The y intercept
The vertex
21
Which of the following equations is a quadratic in STANDARD FORM?
f\left(x\right)=-3\left(x-2\right)^2+9
f\left(x\right)=\left(x-4\right)\left(x+5\right)
f\left(x\right)=2x^2+5x-8
f\left(x\right)=2x-10
22
What does the vertex represent?
The highest or lowest point on the graph
The x intercepts
The vibes of the parabola
The stretch/shrink factor
23
What is the parent function for quadratics?
-b/(2a)
b2-4ac
y=mx+b
y=x2
24
Which triangle congruence theorem proves these are congruent?
SSS
AAS
ASA
SAS
25
In any boxplot, How much of the data is between the first and third quartiles?
75%
25%
66%
50%
26
Find the missing angle.
110°
70°
27
What is the median of the following dataset? 12, 6, 10, 18, 9
10
18
9
12
28
Which of the following represents a quadratic in FACTORED FORM
f\left(x\right)=-2\left(x+1\right)^2+9
f\left(x\right)=\left(x-4\right)
f\left(x\right)=3x^2+4x+5
f\left(x\right)=\left(x+7\right)\left(x-8\right)
29
Which triangle congruence theorem proves these are congruent?
SSS
SAS
AAS
ASA
