Aplicația este accesibilă de pe ecrane late

1 / 10
(a+b)²=
a²+2ab+b²
a²-2ab+b²
a²+2ab-b²
a²-2ab-b²
2 / 10
(a-b)²=
a²+2ab+b²
a²-2ab+b²
a²+2ab-b²
a²-2ab-b²
3 / 10
a²-b²=
a²-2ab+b²
a²+2ab+b²
(a-b)(a+b)
(a-b)(a-b)
4 / 10
(2+x)²=
4-4x+x²
4+4x+x²
4+x²
4-x²
5 / 10
(3x-y)²=
6x²-6xy+y²
9x²-6xy+y²
9x²+6xy+y²
9x²+y²
6 / 10
(√5x-2)²=
5x²-4√5x+4
√5x²-2√10x+4
5x²-4
5x²-2√5x+4
7 / 10
(√3+√5)(√5-√3)=
2
8
1
8 / 10
(√2a+1,3b)(√2a-1,3b)=
2a²-1,69b²
2a²+16,9b²
2a²-16,9b²
2a²+1,31√2ab+1,31√2ba+1,69b²
9 / 10
[(√7-x)(√7+x)]²=
49-14x²+x⁴
7-2√7x²+x⁴
49+14x²+x⁴
7+2√7x+x⁴
10 / 10
[(2√5-x)(2√5+x)]²=
400+40x²+x⁴
400-40x²+x⁴
400+x⁴
400-x⁴