+ 3n -
=
+3n +
=
=
=
=
<span>если m=12, n= -3, то
</span>
=
=
= -
= -2
1,/ 80*x^9*y^7
2/ 16*y^4-48*x*y^3+108*x^3*y-81*x^4
= (112 - 62)(122 + 62) = 50 · 184 = 9200
Ответ:
2(х+1^2-(х-3)(х+3)=7+х^2
2(х^2+2х+1)-(х^2-6х+1)=7+х^2
Х^2+4х+2-х^2+6х-9=7+х^2
Х^2+10х-7=7+х^2
10х-7=7
10=7+7
10=14
Х=7:5 _ деление