simplifying powers 8.2

simplify
1.   


2.                        
x2+y3=
3b5a3b2a
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simplify
1.   


2.                        
x2+y3=
3b5a3b2a

Slide 1 - Diapositive

Simplify
2a + 3a -a

Slide 2 - Diapositive

simplify
5b - 2a +2b

Slide 3 - Diapositive

expanding brackets 8.2
Lesson goals: At the end of the lesson you can expand brackets and simplify expressions that contains bracket.

Slide 4 - Diapositive

simplify
5 (20 + 100 + 10)

Slide 5 - Diapositive

simplify
20 ( 2a + 3a)

Slide 6 - Diapositive

can you simplify?
4 ( 2a + 3b)

Slide 7 - Diapositive

how this?
4ab( 2 + 3c)

Slide 8 - Diapositive

and this?
21(10a+14b)

Slide 9 - Diapositive

Expanding brackets' rule
a ( b+c) = ab + ac

Slide 10 - Diapositive

Seatwork time
Do chapter 8.2A questions 12, 13, and 14 on page 108

Slide 11 - Diapositive