POMOCY NA JUTRO
1. OBLICZ:
1)
2)
3)
4) {
5)
6)
2. ZNAJDŹ NAJPROSTSZĄ POSTAC WYRAŻEŃ:
A)3
B)
1.1)40*(-0,027)-0,8*0,25=-1,08-0,2=-1,28
2)2,5*(1,3-2,4*(-0,5))=2,5*(1,3-(-1,2))=2,5*2,5=6,25
3)-1,6*27/64+12*1/4=-16/10*27/64+3=27/40+3=3 27/40
4)[-8-16/9]-1=-8 i 16/9 do potegi -1=-88/9= -9/88
5)27*6561*1/729=243
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1.1)40*(-0,027)-0,8*0,25=-1,08-0,2=-1,28
2)2,5*(1,3-2,4*(-0,5))=2,5*(1,3-(-1,2))=2,5*2,5=6,25
3)-1,6*27/64+12*1/4=-16/10*27/64+3=27/40+3=3 27/40
4)[-8-16/9]-1=-8 i 16/9 do potegi -1=-88/9= -9/88
5)27*6561*1/729=243