The quadratic function f and AMPQ are graphed in the standard (x.y) coordinate plane below. Points M(2a, 5b), N(4a, 9b), and P(6a, 5b) are on f. Point Q(4a, 0) is NOT on f. yA 8b 6b 4b- 2b 2а 4а ба 8а х 48. In terms of a and b, what is the area, in square coordinate units, of AMPQ ? F. 8ab G. 10ab Н. 12аb J. 15ab К. 20аb
The quadratic function f and AMPQ are graphed in the standard (x.y) coordinate plane below. Points M(2a, 5b), N(4a, 9b), and P(6a, 5b) are on f. Point Q(4a, 0) is NOT on f. yA 8b 6b 4b- 2b 2а 4а ба 8а х 48. In terms of a and b, what is the area, in square coordinate units, of AMPQ ? F. 8ab G. 10ab Н. 12аb J. 15ab К. 20аb
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.6: The Algebra Of Matrices
Problem 42E
Related questions
Question
![ber Correct for Math
ES)
correct for
ase columns and put
2 A A
A A
A A A A 2
Use the following information to answer
51. Twelve jurors are needed for an upcoming trial. The
questions 48-50.
diagram below illustrates a part of the process of jury
ortinc
selection. The 12 jurors will be selected from a jury
PHM
N
The quadratic function f and AMPQ are graphed in the
standard (x,y) coordinate plane below. Points M(2a, 5b),
N(4a, 9b), and P(6a, 5b) are on f. Point Q(4a, 0) is NOT
on f.
pool of about 60 people. The court records show a
trend that only 40% of the people who are summoned
for jury duty actually appear and that of the people
yA
IM I I yJ
who appear, are excused. If this same trend
8b
continues, how many people should be summoned to
6b
have as close as possible to 60 people in the jury pool?
4b
Summoned
2b
А.
45
В. 90
С. 150
D. 225
E. 800
of
2a
Appeared
Did not appear
4a
6a
8a
Excused
Jury pool
48. In terms of a and b, what is the area, in square
coordinate units, of AMPQ ?
52. What is the 275th digit after the decimal point in the
repeating decimal 0.6295 ?
F. 0
G. 2
Н. 5
J. 6
К. 9
F.
8ab
G. 10ab
Н. 12аb
J. 15ab
К. 20аb
49. Point M will remain fixed, and point Q will move to
the right along the x-axis. As Q continues to move to
the right, which of the following statements describes
what will happen to the slope of MQ ?
A. It will decrease and eventually be negative.
B. It will decrease but never be negative.
C. It will stay the same.
D. It will increase but never be positive.
E. It will increase and eventually be positive.
53. Given that f(x) = x - 4 and g(x) = x + 3, what are all
the values of x for which f(g(x)) = 0 ?
A. -5 and -1
В. -3, -2, and 2
C. -1 and 1
D.
1 and 5
E. -V5 and V5
50. One of the following values is equal to f(5a). Which
one?
54. Given that p is a positive number, n is a negative
number, and |p| > |n|, which of the following
expressions has the greatest value?
F. 3a
G. 5a
Н. 5Ь
J. 8a
К. 8Ь
F.
p-n
G.
p-n
Н.
p+n
p-n
J.
p+n
K.
p+n
ACT-2178CPRE
28
GO ON TO THE NEXT PAGE.
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Transcribed Image Text:ber Correct for Math
ES)
correct for
ase columns and put
2 A A
A A
A A A A 2
Use the following information to answer
51. Twelve jurors are needed for an upcoming trial. The
questions 48-50.
diagram below illustrates a part of the process of jury
ortinc
selection. The 12 jurors will be selected from a jury
PHM
N
The quadratic function f and AMPQ are graphed in the
standard (x,y) coordinate plane below. Points M(2a, 5b),
N(4a, 9b), and P(6a, 5b) are on f. Point Q(4a, 0) is NOT
on f.
pool of about 60 people. The court records show a
trend that only 40% of the people who are summoned
for jury duty actually appear and that of the people
yA
IM I I yJ
who appear, are excused. If this same trend
8b
continues, how many people should be summoned to
6b
have as close as possible to 60 people in the jury pool?
4b
Summoned
2b
А.
45
В. 90
С. 150
D. 225
E. 800
of
2a
Appeared
Did not appear
4a
6a
8a
Excused
Jury pool
48. In terms of a and b, what is the area, in square
coordinate units, of AMPQ ?
52. What is the 275th digit after the decimal point in the
repeating decimal 0.6295 ?
F. 0
G. 2
Н. 5
J. 6
К. 9
F.
8ab
G. 10ab
Н. 12аb
J. 15ab
К. 20аb
49. Point M will remain fixed, and point Q will move to
the right along the x-axis. As Q continues to move to
the right, which of the following statements describes
what will happen to the slope of MQ ?
A. It will decrease and eventually be negative.
B. It will decrease but never be negative.
C. It will stay the same.
D. It will increase but never be positive.
E. It will increase and eventually be positive.
53. Given that f(x) = x - 4 and g(x) = x + 3, what are all
the values of x for which f(g(x)) = 0 ?
A. -5 and -1
В. -3, -2, and 2
C. -1 and 1
D.
1 and 5
E. -V5 and V5
50. One of the following values is equal to f(5a). Which
one?
54. Given that p is a positive number, n is a negative
number, and |p| > |n|, which of the following
expressions has the greatest value?
F. 3a
G. 5a
Н. 5Ь
J. 8a
К. 8Ь
F.
p-n
G.
p-n
Н.
p+n
p-n
J.
p+n
K.
p+n
ACT-2178CPRE
28
GO ON TO THE NEXT PAGE.
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