C3 integration help Watch

The_Blade
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Not sure what to do

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bird in water
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(Original post by The_Blade)
Not sure what to do

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when you substitute (0,0), I think you copy the wrong equation...
2x-1 rather than 2x+1
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pujah0ntas
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You've integrated it right but when substituting the 2 co-ordinates in, you've done '+1' instead of '-1'. I think that's where you went wrong
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The_Blade
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(Original post by bird in water)
when you substitute (0,0), I think you copy the wrong equation...
2x-1 rather than 2x+1
(Original post by pujah0ntas)
You've integrated it right but when substituting the 2 co-ordinates in, you've done '+1' instead of '-1'. I think that's where you went wrong
Thanks for that but I got stuck again meh

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The_Blade
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It's OK got it

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EmilyJones123
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Another C3 problem!! Can anybody please help?? I am probably being really dense but how do you solve 3sinx-4cosx=3 in the range where x is between 0 and 2π??? Thank you ever so much!!
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The_Blade
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(Original post by EmilyJones123)
Another C3 problem!! Can anybody please help?? I am probably being really dense but how do you solve 3sinx-4cosx=3 in the range where x is between 0 and 2π??? Thank you ever so much!!
Harmonic formula

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