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General Thoughts: Mathematics Extension 1 (6 Viewers)

P

Patato

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Re: Wow, fuck that

wasn't the question find the exact value of cos-1(-1/2)??

which is pi - cos-1(1/2)
= pi - pi/3
= 2pi/3

?
 
lpodnano

lpodnano

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Re: Wow, fuck that

yayyy. I got A=0. I kept thinking it was wrong because I kept checking over my working out. B=2 right? from memory... I think..
 
T

Tasha270494

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Re: Wow, fuck that

What was the total distance the particle travelled? 8?
 
friend177

friend177

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Tasha270494 said:
noooooo. I did that too. I took the positive time. damn
Click to expand...
Fml I added 1:14 to 10am not minus it FML there goes 1 mark hopefully I'll still get 2/3 considering I found theright time..God bless us all
 
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damo_g

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You were supposed to get a negative time???? I got the negative time and tried to figure out what was wrong but couldn't see anything so i just left it.
 
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kev-is-red

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The very last thing I did was go back and found that A = 0 and B = 2

Cheerin!
 
lpodnano

lpodnano

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Re: Wow, fuck that

Oh shit, I think I got 4 -.-
 
I

Implying

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Re: Wow, fuck that

8 or 8n or something, i can't remember

i intergrated from 0 to 2pi/n for the acceleration graph, as the area under an acceleration graph is equal to displacement =/
 
T

Tasha270494

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Re: Wow, fuck that

Implying said:
8 or 8n or something, i can't remember

i intergrated from 0 to 2pi/n for the acceleration graph, as the area under an acceleration graph is equal to displacement =/
Click to expand...
.. isn't it under a velocity-time graph?
 
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