# A few quick maths questions! PS. Its a bit of a competition!Watch

This discussion is closed.
#81
RichE you seem to talk the talk but do you walk the walk?
0
13 years ago
#82
(Original post by Rustyk1)
RichE you seem to talk the talk but do you walk the walk?
Legend.
0
13 years ago
#83
(Original post by SsEe)
Legend.
Well I'm glad you found that amusing
0
#84
lol
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13 years ago
#85
T'was a very amusing way of asking you to play.
0
#86
i see you found the hidden meaning :>
0
13 years ago
#87
They should make a special streamlined version of TSR that loads faster so we can shave a few tenths off our times
0
13 years ago
#88
(Original post by SsEe)
They should make a special streamlined version of TSR that loads faster so we can shave a few tenths off our times
I'm gonna feel so guilty when i see the "TSR is busy right now, stop refreshing!" page haha
0
13 years ago
#89
I was thinking. If that comes up as I post my answer I may have to bust my monitor
0
13 years ago
#90
(Original post by Rustyk1)
i see you found the hidden meaning :>
It wasn't very hidden but currently I am flitting

And I don't think my ego could survive being beaten by SsEe

He might use it against me in a future life
0
#91
Once Again SsEe!

Points:
Spenceman_ = 1
DaveManUK = 1
SsEe = 4
JamesF = 3

Question 11

Write z = 2 + 15i in polar form: r(cosθ + i sinθ)

Find the value of z^(1/4) which lies in the secon quadrant of the Aargand diagram and give its argument in degrees
0
13 years ago
#92
1) r =sqrt229 theta = 82.40535663140855501572413674487 1

2) r = eighth roots of 229, theta = 110.6013391578521387539310341862 2
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13 years ago
#93
How do you spell 1/8 anyway?
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13 years ago
#94
sqrt(229) [ cos 82.4054 + i sin 82.4054 ] (theta in degrees)

r = 1.97233, theta = 110.601 degrees

edited to hell and back... = I lose
0
13 years ago
#95
Nope. I'm miles out.
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#96
i dont even know anymore!
0
13 years ago
#97
110.blah * 4 = 442.blah = 82.blah + 360
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#98
JamesF then this time! right, last one for tonight, it will be a different subject tommorrow!

Points:
Spenceman_ = 1
DaveManUK = 1
SsEe = 4
JamesF = 4

Question 12

Find the real part of the complex number

(3-3i)e^(-1-3i)

It's all to play for!
0
13 years ago
#99
-1.24833911
0
13 years ago
#100
-1.24833911
0
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