Difference between revisions of "User talk:Musicman3302"
Musicman3302 (talk | contribs) (0.999999.... = 1) |
Musicman3302 (talk | contribs) |
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| Line 4: | Line 4: | ||
1 | 1 | ||
| − | + | x = 0.9999... | |
10x = 9.9999... | 10x = 9.9999... | ||
| − | -x -.9999... | + | |
| + | -x -.9999... | ||
| − | + | 9x = 9 | |
| − | + | x = 1 | |
| − | + | 1 = 0.9999... | |
| Line 19: | Line 20: | ||
2 | 2 | ||
| + | .99999999 | ||
| + | _____________ | ||
| + | 1| 1.0000000000 | ||
| + | 9 | ||
| + | ___________ | ||
| + | 1 | ||
| + | 9 | ||
| + | _________ | ||
| − | ................ | + | Thus, 1/1 equals .9999... |
| − | + | ||
| + | |||
| + | |||
| + | 3 | ||
| + | |||
| + | 1/3 = .3333.... | ||
| + | |||
| + | 3/3 = .9999.... | ||
| + | |||
| + | 1 = .9999.... | ||
Latest revision as of 06:45, 9 December 2011
My Algebra 1 teacher says that 0.999999.... does not equal 1 but guess what... I have 3 proofs for this!!!
1
x = 0.9999...
10x = 9.9999...
-x -.9999...
9x = 9
x = 1
1 = 0.9999...
2
.99999999
_____________
1| 1.0000000000
9
___________
1
9
_________
Thus, 1/1 equals .9999...
3
1/3 = .3333....
3/3 = .9999....
1 = .9999....
