Which of the following is not a rational number?
-4
1/5
0.8333333……
0.45
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2006-09-18 14:12:23 · 10 answers · asked by LOLO 1 in Science & Mathematics ➔ Mathematics
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2006-09-18 14:13:59 · answer #1 · answered by questionasker 2 · 1⤊ 0⤋
The reason why the square root of two is the only number that is not a rational number is that it is the only number that cannot be expressed as the ratio of two integers.
2006-09-18 21:19:37 · answer #2 · answered by Alan Turing 5 · 0⤊ 0⤋
Sqrt(2) is the only irrational number,
because the others are either fractions
or terminating or repeating decimals.
2006-09-18 22:17:56 · answer #3 · answered by steiner1745 7 · 0⤊ 0⤋
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2006-09-18 21:21:54 · answer #4 · answered by tiger 4 · 0⤊ 0⤋
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2006-09-18 21:15:20 · answer #5 · answered by Vagabond5879 7 · 0⤊ 0⤋
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2006-09-18 21:15:02 · answer #6 · answered by bchylik 3 · 1⤊ 0⤋
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2006-09-18 21:14:59 · answer #7 · answered by mitch 6 · 1⤊ 0⤋
square root of 2
2006-09-18 21:14:04 · answer #8 · answered by dennismeng90 6 · 1⤊ 0⤋
.8333333.....because a rational number never repeats, and it has an end. that one is irrational. i'm pretty good at math, so i would trust me :)
2006-09-18 21:20:24 · answer #9 · answered by xopinkcarnationox 2 · 0⤊ 0⤋
last one
2006-09-18 21:25:36 · answer #10 · answered by Anonymous · 0⤊ 0⤋