August 2018 2 34 Report
Oblicz wartość liczbową wyrażenia :
a) (a+4b) - (5+2a) - (3b-5) dla a= -0,1 b= 0,2
b) (-a2+2ab-1)+(a2-4ab+5) dla a=1/4 b=2

a2 - oznacza a podniesione do kwadratu.
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