Oblicz wartość wyrażeń dla x=2
a) 3(x^2-2x+3)-2(x^2-5x-1)
b)x(2x+3)-3(x-2x+x^2)
^-oznacza do kwadratu
daje NAJJJJ
a) 39*2*4-4+3)-2(4-10-1)==312-1)-2(-7)=311+14=325b)2(4+3)-3(2-4+4)=2(7)-3(2)=14-6=8
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a) 39*2*4-4+3)-2(4-10-1)=
=312-1)-2(-7)=311+14=325
b)2(4+3)-3(2-4+4)=2(7)-3(2)=14-6=8