![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
In a spring day, during the daylight the temperature was high when compared to night time.
\Graph :
\Graph of the outdoor temperature as the function of time in a spring day :
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0116acca3e41c7c250440fce3e42e609.png\")
axis : Temperature of the day denoted by ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ea8e8fff2edb22f45cc36c10e293b345.png\")
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=125b232ef6e98acd107d00dec780ae3f.png\")
axis : Time of the day denoted by ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a16a536fef06fc1158565c7288e36387.png\")
.
![\"\"](\"/userfiles/50-20-17.gif\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
Graph of the temperature in a spring day :
\