Oblicz wykożystują wzory skróconego mnożenia
(1-5x)²=
(3/a+2a)²=
(6²-3k)²=
(5-4x)(5+4x)=
(6/3-√6)(6/3+√6)
100n²-16/m²=
(5x-1/5)³ =
8x³-1/64=
(1-6a)²=
(5/a+2a)²=
(x²26)²=
(6-5x)(6+5x)=
(4/5-√6)(4/6+√6)=
1/36-a²=
81n-25/m²=
(5+a)³=
(4x-1/6)³=
wszystkie zapisy typu 1/3, 5/a to ułamki zwykłe
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(1-5x)²=1-10x-25x²
(3/a+2a)²=9/a
+ 12a
+4a
(6²-3k)²= 6
- 36
k-9k
(5-4x)(5+4x)=25+20x-20x-16x
=25-16x
(1-6a)²=1-12a-36a
(x²26)²=x
+52x
(6-5x)(6+5x)=36+35x-30x-25x=35-20
Rtle co mieliśmy na lekcjach to ci zrobiłem