FP2 Calculus chapter assessment
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Original post by abc168
On the same chapter assessment, how do you do question 2b, and question 4?
Post the question here and we can help you out
Original post by Je2
For 2b,
you need to integrate it, it will have arctan in it.
For 4
you need to integrate it as well to get the answer
you need to integrate it, it will have arctan in it.
For 4
you need to integrate it as well to get the answer
For the first one try
What's your problem with the other one?
Original post by Je2
I've integrated it by parts, but I keep getting -(-1)^0.5 instead of -1 at the end.
Thats because du/dx is 1/root( 4-x^2)
Original post by AeroMaths
That is because dy/dx of arcsin =(x/2) is 1/(4-x^2)^1/2) .. so where you have 2 it should be a 4.
Not sure how much use the OP will have for this, as the thread was started seven years ago, and last commented on three years ago...
Original post by old_engineer
Not sure how much use the OP will have for this, as the thread was started seven years ago, and last commented on three years ago...
Let's hope that it helps the future students who will be researching this.
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