Z Zifina New member Joined Jan 8, 2018 Messages 1 Jan 8, 2018 #1 \(\displaystyle \displaystyle \mbox{Evaluate }\, \int\, \left(\, x\, \sqrt{\dfrac{a^2\, -\, x^2}{a^2\, +\, x^2}\,}\, \right)\, dx\) Attachments IMG-20180108-WA0008.jpg 41.5 KB · Views: 1 Last edited by a moderator: Jan 8, 2018
\(\displaystyle \displaystyle \mbox{Evaluate }\, \int\, \left(\, x\, \sqrt{\dfrac{a^2\, -\, x^2}{a^2\, +\, x^2}\,}\, \right)\, dx\)
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,325 Jan 8, 2018 #2 You are going to have to show us what you've tried. Where did it lead? Why do you believe it was unsuccessful?
You are going to have to show us what you've tried. Where did it lead? Why do you believe it was unsuccessful?
D Deleted member 4993 Guest Jan 8, 2018 #3 Zifina said: Integrate x root (a^2-x^2) / root (a^2+x^2) dx Click to expand... Whenever I see "square" and "square-root" in integrals - I attempt trigonometric substitutions.
Zifina said: Integrate x root (a^2-x^2) / root (a^2+x^2) dx Click to expand... Whenever I see "square" and "square-root" in integrals - I attempt trigonometric substitutions.
