Problems set

src=”https://fisrai.files.wordpress.com/2012/04/problem-3.gif” alt=”” title=”problem 3″ width=”535″ height=”320″ class=”alignnone size-full wp-image-472″ /> src=”https://fisrai.files.wordpress.com/2012/04/problem-4.gif” alt=”” title=”problem 4″ width=”535″ height=”515″ class=”alignnone size-full wp-image-475″ />

Probem Set