2007-02-27 07:07:06 · 15 respostas · perguntado por Anonymous em Ciências e Matemática ➔ Matemática
0 ou 2
demonstração:
x + x = x.x
2.x = x²
x² - 2.x = 0
x.(x - 2) = 0
x = 0
ou
x - 2 = 0 ... x = 2
2007-02-27 08:21:16 · answer #1 · answered by Mandika 3 · 0⤊ 0⤋
0 e 2
2007-02-27 10:44:25 · answer #2 · answered by CCG 1 · 0⤊ 0⤋
a + a = a * a
2a = a²
a² - 2a = 0
a (a - 2) = 0
=>
a = 0 ..... ou ..... a = 2
2007-02-27 08:50:59 · answer #3 · answered by Luiz S 7 · 0⤊ 0⤋
Seja mais claro. Sua pergunta está incompleta. Obrigada.
::
2007-02-27 08:21:59 · answer #4 · answered by aeiou 7 · 0⤊ 1⤋
zero e dois
0*0=0
0+0=0
2*2=4
2+2=4
2007-02-27 07:28:00 · answer #5 · answered by Eduardo 3 · 0⤊ 1⤋
o zero, o dois:
0x0=0
0+0=0
2x2=4
2+2=4
ok?
beijo
2007-02-27 07:20:09 · answer #6 · answered by *Joyce* 3 · 0⤊ 1⤋
2
2007-02-27 07:10:30 · answer #7 · answered by Anonymous · 0⤊ 1⤋
Dois.
2 x 2 = 4
2 + 2 = 4
: -)
2007-02-27 07:10:07 · answer #8 · answered by Anonymous · 0⤊ 1⤋
ZZZZZZZZZZZEEEEEEEEEEEERRRRRRRRRRRRROOOOOOOOO
2007-02-27 07:09:43 · answer #9 · answered by Olliver 6 · 0⤊ 1⤋
Seria o 2?
2 + 2 = 4
2 x 2 = 4
2007-02-27 07:09:31 · answer #10 · answered by Roberto 7 · 0⤊ 1⤋