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1. NUMERI - shop - Matematicamente.it

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www.matematicamente.<strong>it</strong> - Matematica C3 – Algebra 1 – <strong>1.</strong> Numeri<br />

105<br />

a 1 2 -2 -3 4 -5 -1 6 -7 10<br />

b -1 0 -3 -2 4 -2 1 -4 -3 4<br />

c 0 -1 1 -2 3 -3 4 -5 5 -6<br />

a-(b+c)<br />

a-b+c<br />

a-b-c<br />

106<br />

a -1 -2 3 0 1 2 -4 5 -5 -3<br />

a 2<br />

-a 2<br />

-(-a) 2<br />

107<br />

a -2 -3 3 -1 0 -2 -4 -3 4 5<br />

b 0 1 -1 -2 2 -3 2 -2 -3 -5<br />

a·b<br />

-ab<br />

(-a)(-b)<br />

-a 2 b<br />

108<br />

a 0 2 1 -4 -6 -8 10 12 -14 -16<br />

b 1 -1 -1 2 -3 2 -5 6 -7 8<br />

a:b<br />

-a:b<br />

-(a:b)<br />

a:(-b)<br />

109<br />

a -2 2 -1 1 0 1 -1 2 -2 3<br />

b -1 1 0 1 -1 2 -2 3 -3 3<br />

a+b<br />

-a+b<br />

-a-b<br />

-(a+b)<br />

-(a-b)<br />

-(-a+b)<br />

110<br />

a 1 0 -1 2 -2 0 3 -3 4 -10<br />

b 2 0 1 -1 -2 -3 2 3 4 8<br />

c 3 1 1 -2 -2 3 -2 0 0 2<br />

-2a+(b-c)<br />

32

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