2007-10-23 20:32:57 · 7 answers · asked by Devils advocate 1 in Science & Mathematics ➔ Mathematics
2+2 = 4
2^2 = 4
0+0=0
0^2 =0
2007-10-23 20:37:21 · answer #1 · answered by Guts 3 · 0⤊ 1⤋
The question has two answers.
One answer is 2.
Another answer is Zero.
2+2 =4
2^2 =4
Zero is a number with the value of 0: the number that, when added to another number, results in that number, for example, 0 + 4 = 4
2007-10-24 03:42:34 · answer #2 · answered by rene c 4 · 1⤊ 1⤋
two
2*2=4
2+2=4
and zero
0*0=0
0+0=0
2007-10-24 03:37:05 · answer #3 · answered by Vida Joy 3 · 0⤊ 1⤋
2
2+2=4
2x2=4
2007-10-24 03:35:56 · answer #4 · answered by elly 2 · 1⤊ 1⤋
x + x = x^2
2x = x^2
x(x-2) = 0
x = 0 or x = 2
So, there are 2 answers: 0 or 2.
2007-10-24 03:36:33 · answer #5 · answered by Anonymous · 3⤊ 1⤋
Let x be the number'
thus,
x + x = x^2
2x = x^2
x = 2
2007-10-24 04:12:01 · answer #6 · answered by kaShiRa 2 · 0⤊ 1⤋
0(zero)
2007-10-24 03:36:44 · answer #7 · answered by rHai 2 · 1⤊ 2⤋