Oblicz:
a=3
x=(-1)
y=(-2)
6ax+9ay
a=2
b=1
x=(-3)
a=1
4a(do kwadratu)- 28 ab
6*3*(-1)+9*3*(-2)=-18+(-54)=-72
w 2 nwm o co chodzi
4*1 do kwadratu- 28*1=4-28=-24
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6*3*(-1)+9*3*(-2)=-18+(-54)=-72
w 2 nwm o co chodzi
4*1 do kwadratu- 28*1=4-28=-24