Download Find the value of the algebraic expression at the given replacement

1
Find the value of the algebraic
expression at the given replacement
value.
9x – y when x = 5 and y = 5
A.
40
Go To #15
B.
50
Go To #8
C.
90
Go To #10
D. 14
Go To #23
2
Simplify the expression.
|𝟒(−𝟒)| − |𝟏 − 𝟕|
−𝟒𝟐
A.
11/21
Go To #17
B.
5/21
Go To #4
C.
-5/21
Go To #24
D.
-11/21
Go To #20
3
Solve the equation.
2(x + 5) + 14 = 4x – 2(x + 8)
A.
30
Go To #16
B.
-2
Go To #6
C.
all real numbers
Go To #24
D.
Ø
Go To #14
4
Solve the equation.
𝟏
𝟏
− (𝐱 − 𝟔) + (𝐱 + 𝟐) = 𝐱 + 𝟔
𝟑
𝟐
A.
-42/5
Go To #1
B.
-6
Go To #19
C.
-18/5
Go To #25
D.
-54/5
Go To #11
5
Solve.
The sum of three consecutive even
integers is 294. Find the integers.
A.
94, 96, 98
Go To #25
B.
96, 98, 100
Go To #20
C.
98, 100, 102
Go To #12
D.
97, 98, 99
Go To #9
6
Solve.
Find the measures of the angles of a
triangle if the measure of the first angle
is twice the measure of the second
angle and the third angle is 40⁰ more
than the second angle.
A.
56⁰, 28⁰, 96⁰
Go To #14
B.
30⁰, 15⁰, 135⁰
Go To #3
C.
75⁰, 35⁰, 70⁰
Go To #16
D.
55⁰, 15⁰, 110⁰
Go To #21
7
Write the solution set using interval
notation.
2(7x + 1) – 2 < 7(2x – 5) + 9
A.
(–∞,–13/7)
Go To #22
B.
(–∞,–13)
Go To #5
C.
(–∞,∞)
Go To #13
D.
Ø
Go To #21
8
Solve the compound inequality.
–22 ≤ –3c – 1 < –10
A.
[3, 7)
Go To #18
B.
[–7, –3)
Go To #15
C.
(–7, –3)
Go To #7
D.
(3, 7]
Go To #23
9
Solve the compound inequality.
–5x + 1 ≥ 11 or 4x + 3 ≥ –13
A.
[–2, ∞)
Go To #22
B.
[–4, ∞)
Go To #15
C.
[–4, –2]
Go To #6
D.
(–∞, ∞)
Go To #4
10
Solve the absolute value equation.
|𝟕𝐱 + 𝟗| + 𝟏𝟒 = 𝟗
A.
–4/9, –14, 9
Go To #18
B.
4/7, 2
Go To #2
C.
–4/7, –2
Go To #12
D. Ø
Go To #1
11
Solve the absolute value equation.
|𝟐𝐱 + 𝟓| = |𝒙 + 𝟕|
A.
–2, 4
Go To #7
B.
2, 1
Go To #24
C.
2, –4
Go To #6
D.
Ø
Go To #14
12
Find the domain and the range of the
relation. Then determine whether the
relation is a function.
{(–3, 13), (–2, 8), (0, 4), (2, 8), (4, 20)}
A. Domain: {–3, –2, 0 , 2, 4}
Range: {13, 8, 4, 20}
Function
B. Domain: {13, 8, 4, 20}
Range: {–3, –2, 0 , 2, 4}
Not a Function
C. Domain: {–3, –2, 0 , 2, 4}
Range: {13, 8, 4, 20}
Not a Function
D. Domain: {13, 8, 4, 20}
Range: {–3, –2, 0 , 2, 4}
Function
Go To #7
Go To #9
Go To #16
Go To #4
13
Find the indicated value.
Find f(4) when f(x) = 2x2 – 5x + 4
A.
32
Go To #25
B.
8
Go To #1
C.
16
Go To #18
D. 56
Go To #8
14
Find the slope of the line.
–5y + 3x = 12
A.
3/5
Go To #19
B.
–5/3
Go To #10
C.
–12/5
Go To #2
D. –3/5
Go To #17
15
Find the slope and the y-intercept of
the line.
4y – 8 = 12
A. slope is undefined;
b=5
Go To #19
B.
m = 5; b = 0
Go To #3
C.
m = 0; b = 5
Go To #8
D. slope is undefined;
no y-intercept
Go To #21
16
Determine whether the lines are
parallel, perpendicular, or neither.
x + 3y = –6
6x + 6y = 12
A.
parallel
Go To #5
B.
perpendicular
Go To #11
C.
neither
Go To #22
17
Find the slope and the y-intercept of
the line.
x–3=3
A. slope is undefined;
b=6
Go To #23
B.
m = 0; b = 6
Go To #20
C.
m = –1; b = 0
Go To #13
D. slope is undefined;
no y-intercept
Go To #9
18
Find an equation of the line. Write the
equation using function notation.
Through (–2, –23) and (1, 1)
A.
f(x) = 1/8x – 91/4
Go To #15
B.
f(x) = 8x – 7
Go To #5
C.
y = 8x – 7
Go To #3
D. f(x)
= –8x – 39
Go To #6
19
Find an equation of the line. Write the
equation using function notation.
Through (8, –3); parallel to 5x + 7y = 82
A.
f(x) = –7/5x – 3
Go To #22
B.
f(x) = 5/7x + 19/7
Go To #8
C.
f(x) = –7/5x + 82
Go To #11
D. f(x) = –5/7x + 19/7 Go To #2
20
Write an equation of the line with the
given slope and containing the given point.
Write the equation in the form y = mx + b.
Slope = –4/7; through (5, 2)
A.
y = –4/7x – 34/7
Go To #2
B.
y = 4/7x – 34/7
Go To #24
C.
y = –4/7x + 34/7
Go To #10
D.
y = 4/7x + 34/7
Go To #17
21
Simplify the expression.
𝟒−𝟖 𝐱 −𝟔 𝐲 𝟒
𝟒−𝟓 𝐱 −𝟗 𝐲 𝟖
A.
B.
C.
D.
𝟏
𝟔𝟒𝐱 𝟗 𝐲 𝟒
𝟔𝟒
𝐱𝟑𝐲𝟒
𝟑𝒙𝟑
𝐲𝟒
𝒙𝟑
𝟔𝟒𝐲 𝟒
Go To #14
Go To #7
Go To #18
Go To #3
22
Solve the system.
–3x + 5y = 14
5x – 3y = –2
A.
(–2, –4)
Go To #4
B.
(2, 4)
Go To #13
C.
(–2, 4)
Go To #9
D. (2,
–4)
Go To #25
23
Find the product.
(3x + 8y)2
A.
9x2 + 48xy + 64y2
Go To #17
B.
3x2 + 64y2
Go To #20
C.
3x2 + 48xy + 64y2
Go To #5
D. 9x2
+ 64y2
Go To #13
24
Find the product.
(10y + 11)(6y2 – 2y – 2)
A. 60y3 + 86y2 + 42y + 22 Go To #21
B. 60y3 + 46y2 – 42y – 22 Go To #11
C. 60y3 – 20y2 – 20y + 11 Go To #16
D. 126y2 – 42y – 42
Go To #10
25
Factor the polynomial completely.
– 4x6 – 10xy + 16x
A.
2xy(–2x5 – 5y + 8)
Go To #23
B.
2x(–2x5 – 5y + 8)
Go To #12
C.
2(–2x5 – 5y + 8)
Go To #1
D.
2y(–2x5 – 5y + 8)
Go To #19