Merge pull request #1741 from maths/KZerva-patch-2

Update 13-2-2-2-T-Definite-integral-switch-limits.xml

Author: sangwinc

samplequestions/stacklibrary/HELM/Course_quiz_13_2-definite-integrals/top/Default-for-13-2/13-2-2-2-T-Definite-integral-switch-limits.xml

@@ -6,7 +6,7 @@
     </name>
     <questiontext format="html">
       <text><![CDATA[<p class="HELM_exercise">Exercise</p>
-<p>Find the definite integral of {@exp1@} from {@b1@} to {@b2@}, that is, find \(\displaystyle \int_{@b1@}^{@b2@} ({@exp@}) \, \mathrm{d}x\).</p>
+<p>Find the definite integral of {@exp1@} from {@b1@} to {@b2@}, that is, find \(\displaystyle \int_{@b1@}^{@b2@} ({@exp1@}) \, \mathrm{d}x\).</p>
 <p>First find the indefinite integral:</p>
 <p>\(\displaystyle \int ({@exp1@}) \, \mathrm{d}x = \) [[input:ans1]] [[validation:ans1]] [[feedback:prt1]]</p>
 <p>Now insert the limits of integration, the upper limit first, and hence evaluate the integral:</p>