PowerPoint Presentation€¦ · 09/03/2020  · PowerPoint Presentation Author: test Created Date:...

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=1

6

=1

5

≠•

=

1

12

+

1

3

=1

1

2=

1

4

=

= + + =

= ×

= += × + ×

=3

2

5

= – = –

= + +

° ° °°

° °

5

8

=9

40

°

°

𝑥 𝑥•

𝑥 𝑦

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