Odpowiedź:
a) 7•(-6)-20= -42-20= -62
b) 50-3•9=50-27=23
c) 10•2+2²=20+4=24
d) (-5)²-4•(-5)=25+20=45
e) 2•1³+3•1=2+3=5
f) 4•½-2=2-2=0
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Odpowiedź:
a) 7•(-6)-20= -42-20= -62
b) 50-3•9=50-27=23
c) 10•2+2²=20+4=24
d) (-5)²-4•(-5)=25+20=45
e) 2•1³+3•1=2+3=5
f) 4•½-2=2-2=0