Question

URGENT! DAU 200 DE PUNCTE ȘI Coroana. 5, 1,2,3, 4 de sus de la rapoarte

Answer 1

Răspuns:

1) a) 5/7

b) 0,24/0(6)=24/100:6/9=24/100*9/6=6/25*9/6=9/25

c) 8/1:1/3=8/1*3/1=24

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2) c) P=36m=> 2L+2l=36m

l= 1/2•L

=>L=2l

2•2l+2l=36

4l+4l=36

6l=36

l=6m

=>L=2•6=12m

R: 12/6=2

4) a)

16. ----- ireductibila

27

b) 115=115•10=115•5=577

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0,2 2

c) 3,(6)=36-3 = 33

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9 9

0,(3)=3 =1

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9 3

33/9 = 33 • 3 = 99 = 11

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113 9 1 9