LAGIRL69
Whats does Pie Equal?
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sauravshakya
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pie = circumference of a circle / diameter of the same circle
LAGIRL69
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Thanks ^_^
sauravshakya
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approximate value of pie is 3.14
sauravshakya
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welcome
LAGIRL69
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^_^
luvvikrant93
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=22/7
or 3.14
ghazi
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its pi, not pie, if you're talking about pie that is composed of cake, cream and whip cream and chocolate and a lot more , but pi = 3.14159 ..... @LAGIRL69
UnkleRhaukus
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\[\pi=4-\frac43+\frac45-\frac47+\frac49-\frac4{11}+\dots\]
UnkleRhaukus
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\[\pi=\sqrt{8+\frac89+\frac8{25}+\frac8{36}+\frac8{49}+\frac8{64}\dots}\]
hba
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\[\pi = -ilog(-1)\]
UnkleRhaukus
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\[\pi=\frac{8\sqrt 2}{3}-\frac{24\sqrt2}{35}+\frac{40\sqrt2}{99}-\frac{56\sqrt2}{195}+\frac{72\sqrt2}{323}-\frac{88\sqrt2}{483}+\dots\]
hba
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\[\frac{ 223 }{ 71 } < \pi < \frac{ 22 }{ 7 }\]
hartnn
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now this has gone wayyyyy too much beyond expectations......
sauravshakya
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I would like to know how|dw:1356869570315:dw|
hartnn
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u know that relation
\(\huge e^{i\pi}=..... ?\)
sauravshakya
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yes
hartnn
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take natural log (ln) on both sides, and u get that.
sauravshakya
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oh...
sauravshakya
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|dw:1356869768485:dw|
hba
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\[e^{i \pi} =-1,(EULER \ IDENTITY)\]
hartnn
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1/i =-i
hartnn
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because i^2=-1
sauravshakya
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But log has base 10 right?
hartnn
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log has base 10
but ln has base =e
sauravshakya
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so it is ln
hartnn
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absolutely...
in calculus, by default, log means natural log ln
sauravshakya
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got it now...
thanx
hba
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So,
\[\pi = 355/113 \ is \ the \ best \ approximation \]
patdistheman
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355/113 is most accurate.
hba
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^ How many digits did you go till ?
zaynahf
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No idea lol