Kwadrat sumy:
(m+3)² =
(2w+4)²=
(3n+4)²+
(7k+3s)²=
(m+12n)²=
(7x+2y)²=
Daje NAJ!
(m+3)2=m2+6m+9
(2w+4)2=4w2+16w+16
(3n+4)2=9n2+24n+16
(7k+3s)2=49n2+42ks+9s2
(m+12n)2=m2+24mn+144n2
(7x+2y)2=49x2+28xy+4y2
2- oznacza kwadraty liter
i chyba dobrze
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(m+3)2=m2+6m+9
(2w+4)2=4w2+16w+16
(3n+4)2=9n2+24n+16
(7k+3s)2=49n2+42ks+9s2
(m+12n)2=m2+24mn+144n2
(7x+2y)2=49x2+28xy+4y2
2- oznacza kwadraty liter
i chyba dobrze