Rewrite $\int_{\sqrt2}^{2\sqrt2} \int_{-\pi/2}^{-\pi/4} r^2cos(\theta)d\theta dr$ in cartesian coordinates (x,y)

Rewrite $\int_{\sqrt2}^{2\sqrt2} \int_{-\pi/2}^{-\pi/4} r^2cos(\theta)d\theta dr$ in cartesian coordinates (x,y).

Calculus
Massimasi Massimasi
14
Report

Answer

Answers can only be viewed under the following conditions:
  1. The questioner was satisfied with and accepted the answer, or
  2. The answer was evaluated as being 100% correct by the judge.
View the answer

3 Attachments

Erdos Erdos
4.8K
  • Massimasi Massimasi
    0

    I tried to evaluate your corrected answer on Wolfram, but it gives 0 as the answer. The original gives approx. 1.93. I'm afraid this isn't 100% correct.

  • Erdos Erdos
    0

    I doubled checked my computations. There was a mistake in the bounds for x. See the attached file.

  • Massimasi Massimasi
    0

    Great! Thank you.

  • Erdos Erdos
    0

    Let me know if you have any questions.

  • Erdos Erdos
    0

    Thanks for the tip!

The answer is accepted.
Join Matchmaticians Affiliate Marketing Program to earn up to a 50% commission on every question that your affiliated users ask or answer.