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Va rug urgent dau coroana!

Va Rug Urgent Dau Coroana class=

Răspuns :

a. 36=2x2+3x3 ; 60=2x2x3x5
b. 57=3x19 ; 72=2x2x2x3x3
c. 105=3x5x7 ; 70=2x5x7
d. 120=2x2x2x3x5 ; 77=7x11
e. 50=2x5x5 ; 100=2x2x5x5
f. 33=11x3 ; 99=11x9
g. 45=3x3x5 ; 54=3x2x3x3 ; 63=3x3x7
h. 120=2x2x2x3x5 ; 225=3x3x5x5 ; 90=2x3x3x5
i. 69=3x23 ; 529=23x23 ; 60=2x2x3x5

Sper că ți-am fost de folos!!!
a)
[tex]36 = {2}^{2} \times {3}^{2} \\ 60 = {2}^{2} \times 3 \times[/tex]
b)
[tex]57 = 3 \times 19 \\ 72 = {2}^{3} \times {3}^{2} [/tex]
c)

[tex]105 = 3 \times 5 \times 7 \\ 70 = 2 \times 5 \times 7[/tex]
d)
[tex]120 = {2}^{3} \times 3 \times 5 \\ 77 = 7 \times 11[/tex]
e)
[tex]50 = 2 \times {5}^{2} \\ 100 = {2}^{2} \times {5}^{2} [/tex]
f)
[tex]33 = 3 \times 11 \\ 99 = {3}^{2} \times 11[/tex]
g)
[tex]45 = {3}^{2} \times 5 \\ 54 = 2 \times {3}^{3} \\ 63 = {3}^{2} \times 7[/tex]
h)
[tex]120 = {2}^{3} \times 3 \times 5 \\ 225 = {3}^{2} \times {5}^{2} \\ 90 = 2 \times {3}^{2} \times 5[/tex]

i)
[tex]69 = 3 \times 23 \\ 529 = {23}^{2} \\ 60 = {2}^{2} \times 3 \times 5[/tex]
Sper că te-am ajutat.