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PHS Algebra 2 Basics S2 Review Flashcards | StudBud
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PHS Algebra 2 Basics S2 Review
PHS Algebra 2 Basics S2 Review
21 terms
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19 plays
Matrix Review
Flashcards
21 cards
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Questions
21
Answers
1
matrix multiplication
D
B
C
A
2
determinants
A
B
D
C
3
Factor: 16x
2
- 76x - 120
(4x - 24)(4x + 5)
(4x - 6)(4x + 20)
(x - 6)(4x + 5)
4(x - 6)(4x + 5)
4
Matrix Scalar Multiplication
D
A
C
B
5
Factor: 9x
2
- 4
(3x + 2)2
(3x - 2)(3x + 2)
(9x - 4)(x + 1)
(9x - 2)(9x + 2)
6
Solve: k
2
+ k - 20 = 0
k = 5, 4
k = -5, 4
(k - 5)(k + 4)
(k + 5)(k - 4)
7
inverses
B
A
8
Consumer Math
$400.64
$4264.41
$30,576.41
9
Consumer Math:
$1002.72
$171,271.42
$61,521.24
$184,932.96
10
matrix multiplication
A
C
B
D
11
Factor: 2x
2
+ 27x + 81
(x + 9)(x + 9)
(2x + 18)(2x + 9)
(2x + 9)(x + 9)
(2x + 9)(x + 18)
12
Consumer Math
$766.80
$8363.7
$5120.35
13
Solve: m
2
- 5m + 4 = 0
(m - 4)(m - 1)
m = -4, -1
m = 2, -2
m = 4, 1
14
Factor: x
2
- 9x + 20
(x - 5)(x - 4)
(x - 2)(x - 10)
(x - 5)(x + 4)
(x + 2)(x + 10)
15
cramer's rule
B
D
C
A
16
inverses
A
B
D
C
17
determinants
C
A
B
D
18
Solve: 8x
2
- 40x - 48 = 0
x = 6, -1
8(x - 6)(x + 1)
x = 8, 6, -1
8(x + 6)(x - 1)
19
inverses
B
C
A
D
20
matrix addition
A
D
B
C
21
cramer's rule
A
B
C
D
