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**Monox D. I-Fly****Member**- Registered: 2015-12-02
- Posts: 860

28938

2(-8 + 9) + 3 + 8 = 2(1) + 11 = 2 + 11 = 13

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

28951

2 + 8 + 9 - 5 - 1 = 13

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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**Monox D. I-Fly****Member**- Registered: 2015-12-02
- Posts: 860

28964

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

28977

-( 2 + 8 - 9 ) + 7 + 7 = 13

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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**Relentless****Member**- Registered: 2015-12-15
- Posts: 624

The square root of 289 would have been useful for a lot of these.

Oops double post. 28990

*Last edited by Relentless (2016-01-06 21:46:11)*

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29,003

2 + 9 - 0^0 + 3 = 13

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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29016

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29029

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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**Relentless****Member**- Registered: 2015-12-15
- Posts: 624

What is all this approximation rubbish, and 0^0? Seems quite unnecessary, even lazy, lol

*Last edited by Relentless (2016-01-06 22:00:00)*

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29055

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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29068

**LearnMathsFree: Videos on various topics.New: Integration Problem | Adding FractionsPopular: Continued Fractions | Metric Spaces | Duality**

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**Monox D. I-Fly****Member**- Registered: 2015-12-02
- Posts: 860

zetafunc wrote:

29068

Shouldn't the numbers appear in order?

29081

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29094

Monox D. I-Fly wrote:

Shouldn't the numbers appear in order?

29081

I suppose that's a matter of personal preference. (As is using the numbers to make 13, incidentally.)

*Last edited by zetafunc (2016-01-06 23:51:09)*

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**Monox D. I-Fly****Member**- Registered: 2015-12-02
- Posts: 860

zetafunc wrote:

Monox D. I-Fly wrote:Shouldn't the numbers appear in order?

I suppose that's a matter of personal preference. (As is using the numbers to make 13, incidentally.)

Oh right.

29107

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29120

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**Monox D. I-Fly****Member**- Registered: 2015-12-02
- Posts: 860

Relentless wrote:

What is all this approximation rubbish, and 0^0? Seems quite unnecessary, even lazy, lol

You know, I can do it even worse.

29133

*Last edited by Monox D. I-Fly (2016-01-07 00:42:28)*

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29146

(2 + 9)1 - ( 4 - 6 ) = 13

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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29159

Relentless wrote:

What is all this approximation rubbish, and 0^0? Seems quite unnecessary, even lazy, lol

That "approximation rubbish" was inspired by the very beautiful result:

which can be shown using a rectangular contour with the residue theorem.

The integral I posted is zero.

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29172

(2 * 9)1 - 7 + 2 = 13

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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29185

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29198

2 + 9 + 1 + ( 9 - 8 ) = 13

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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29211

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

29224

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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29237

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**Relentless****Member**- Registered: 2015-12-15
- Posts: 624

Hi, by approximation rubbish I specifically meant rounding the fourth roots, which would work for any of at least the last 80 posts

2+9+2+5*0

*Last edited by Relentless (2016-01-07 07:03:31)*

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