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Mathi
Username
Mathi
Score
35
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1
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13
1 Questions
13 Answers
0
1228
4
+35
i Fun Fact
I already know the answer to this, I'm just spreading it to the world. If you do not understand the concepts of i as the principal square root of -1, or the trigonometric sign cosine, you won't understand this. So, the question is: what is the cosine of i
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Mathi
May 17, 2012
#2
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+3
4
Mathi
May 30, 2012
#4
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The winner gets money.
Mathi
May 21, 2012
#3
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0
Hint: You can't find it exactly, but to get reasonably close, use the power series expansion for cosine of x, and plug in i for x.
Mathi
May 21, 2012
#4
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The winner gets money.
Mathi
May 21, 2012
#1
+35
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(4.88 X 10^-22) X ( 6.02 X 10^23)=293.776
Mathi
May 21, 2012
#1
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1000*1.17823
Mathi
May 21, 2012
#1
+35
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The area of the triangle would be (7/16) yards.
Mathi
May 21, 2012
#3
+35
0
Hint: You can't find it exactly, but to get reasonably close, use the power series expansion for cosine of x, and plug in i for x.
Mathi
May 21, 2012
#1
+35
0
It would take a while to explain, but it is 588. Tell every to look at the question "i fun fact". You look at it as well.
Mathi
May 17, 2012
#4
+35
+8
The answer in decimal format is 1/900. Look at the question "i fun fact". Tell everyone else to look at "i fun fact" as well.
Mathi
May 17, 2012
#1
+35
0
Comment "Help" if you would like a hint.
Mathi
May 17, 2012
#2
+35
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Comment "Help" if you would like a hint.
Mathi
May 17, 2012
#1
+35
0
TESTING
Mathi
May 17, 2012
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