integration

  1. A

    I dont understand the working out in the first line

    Like I understand both curves intersect at x as they are the inverse and its way too hard to find the inverse but using x instead of the inverse wont give u the correct shaded area
  2. SB257426

    Challenge integral

    does anyone know how to do this ? I tried doing it and i got it wrong
  3. SB257426

    How do I do this?

    I got part a ) For b) I managed to prove k^k < 1/4(k+1)^k+1 but i am struggling to prove the middle bit for some reason which shouldnt be that hard but idk why im struggling lol
  4. SB257426

    Integration Question

    I came across an integral that my teacher gave me to do. I have an answer but am unsure if my answer is correct. Other softwares (wolfram alpha and symbolab) are giving me different answers, but I suspect they are algebraically equivalent since they probably have different constants of...
  5. SB257426

    The Cover Up Rule Proof

    I am up to the last question in the exercise and I am a bit stuck on this question: Can anyone please help me out on this ?
  6. SB257426

    Integration Question

    I am pretty confused with my solution to this integration proof question. I feel like it isn't the right way to prove it. d/dx (uv) = u(dv/dx)+v(du/dx) take the integral with respect to x of both sides: uv = ∫ u(dv/dx ) dx + ∫ v(du/dx) dx therefore, ∫ u(dv/dx ) dx = uv - ∫ v(du/dx)...
  7. D

    Integration Material

    Hi, I am doing 4u maths, so advanced maths it not going to be assessed for me. However, I am new to integration so I started doing 2u integration from the Cambridge Maths book, however the questions are very similar and not that challenging. So if anyone has any harder worksheets for 2u...
  8. M

    Types of Integration By Parts Questions

    What are all the types of integration by parts questions? I know normal IBP, and the other type where you have to integrate 2 times, and a 3rd type where you have to integrate 2 times and then move a repeated integral from RHS to LHS and then divide by 2. Are there any more trick question...
  9. H

    Reduction Formula Question

    I am struggling to do this question. I tried solving it and yeah thats pretty much it. I tried :(. Also generally, I can do integration by parts questions very well but whenever it comes to reduction formula or proof by Induction questions where there is a recursive formula involved, I only get...
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