(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

[tex]

\int_a^b\,dx\int_a^x\,dy [/tex] should give area of a triangle, I can’t see how.

3. The attempt at a solution

[tex]

\int_a^b\,dx\,{(x-a)} [/tex] but then I won’t get 1/2 (ab)… (don't get the first brackets in latex between the two x)

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# Homework Help: Double integral

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