10­12 simplifying grouping symbols.notebook
December 05, 2013
LT 3: I can simplify expressions containing grouping symbols (Parenthesis, Fraction bar, Radicals, Absolute value). p.10
Unit 5
What are P__________, F_________, R_________, A__________
grouping symbols? Exponents Multi. Div. Add. Sub.
Evaluate:
Parenthesis
Evaluate:
Fraction bar
Evaluate:
Radicals
­4(8 ­ 5)
5 4 ­ 8
10
√
19 + 8
4
Solve when x = 4 x(3 ­ 4x )
√
Solve when x = 4 7 + 15x ­ 35
√
3x
Solve when x = 4 √ 19 + 8
x
1
10­12 simplifying grouping symbols.notebook
Evaluate:
Absolute value
50 + 20 ­ 30 December 05, 2013
Solve when x = 4 3x x ­ 2x p.11
Unit 5
Summary:
CW
p.11­12 (1, 2, 5, 9, 10, 15, 22)
P
p.11­12 (all)
Evaluate each expression. Round to the nearest hundredth.
2
10­12 simplifying grouping symbols.notebook
December 05, 2013
p.12
12.
11.
Unit 5
13.
14.
4 5 ­ 12
For 15­16, evaluate each expression when b = 5 and c = ­2. 16.
15.
Remembering Graph each set of equations. 17. y = 5
19. y = 2x + 2
18. x = ­3
1
20. y = x + 5
2
5
21. y = x ­ 3
2
22. y = ­4x
3
10­12 simplifying grouping symbols.notebook
IF Box 4
Checking: Simplify.
Simplify.
December 05, 2013
√125
-7√40
p.8­9
Evaluation each expression.
÷ 2 4 + 6 7 ­ 23 Perfect square cheat sheet
12 = 1
22 = 4
32 = 9
42 = 16
52 = 25
62 = 36
72 = 49
82 = 64
92 = 81
102 = 100
112 = 121
122 = 144
4
10­12 simplifying grouping symbols.notebook
December 05, 2013
p.8­9 answers
She always talked about capsizes
5
10­12 simplifying grouping symbols.notebook
1­4
8­9
5­7
10­12
December 05, 2013
Shen
Shen
Shen
3­4 Shen
8­9 Shen
7
Shen
11­12
6
10­12 simplifying grouping symbols.notebook
December 05, 2013
LT 3: I can simplify expressions containing grouping symbols (Parenthesis, Fraction bar, Radicals, Absolute value). p.10
Unit 5
What are P__________, F_________, R_________, A__________
grouping symbols? Exponents Multi. Div. Add. Sub.
Evaluate:
Parenthesis
­4(8 ­ 5)
Solve when x = 4 x(3 ­ 4x )
√
work from inside to out.
Evaluate:
Fraction bar
5 4 ­ 8
10
Solve when x = 4 7 + 15x ­ 35
√
3x
simplify top
simplify bottom
divide
Evaluate:
Radicals
simplify under sq rt.
√
19 + 8
4
Solve when x = 4 √ 19 + 8
x
Find sq rt.
7
10­12 simplifying grouping symbols.notebook
Evaluate:
Absolute value
50 + 20 ­ 30 December 05, 2013
Solve when x = 4 3x x ­ 2x p.11
Unit 5
work from inside to out.
Summary:
Work from inside to outside.
Fraction bar ­ work top, bottom, then divide.
8
10­12 simplifying grouping symbols.notebook
CW
P
December 05, 2013
p.11­12 (1, 2, 5, 9, 10, 15, 22)
p.11­12 (all)
SHOW ALL WORK!
10) ≈16.5
10,15,22
15) 4
5
22)
1) 6
1,2,5,9
2) 9
5) ­1
9)
9
10­12 simplifying grouping symbols.notebook
December 05, 2013
p.11 answers
10
10­12 simplifying grouping symbols.notebook
17. y = 5
19. y = 2x + 2
18. x = ­3
December 05, 2013
1
20. y = x + 5
2
5
21. y = x ­ 3
2
22. y = ­4x
11