_:n37b44548c505457b949fbfb027606e1bxb3
<http://schema.org/text>
"\r\n\tFor&nbsp;x&nbsp;&ne; 0, we have\r\n\r\n\t&nbsp;&nbsp;&nbsp;&nbsp;\r\n\r\n\t\r\n\r\n\t&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;\r\n\r\n\t&nbsp;&nbsp;\r\n\r\n\tbecause, as&nbsp;h&nbsp;&rarr; 0&ndash;,&nbsp;h&nbsp;is a negative number, so that\r\n\r\n\t&nbsp;&nbsp;\r\n\r\n\tHere&nbsp;f&nbsp;is not differentiable at&nbsp;x&nbsp;= 0. Thus the points of differentiability are (&ndash; &infin;, &infin;) ~ {0}.&nbsp;\r\n"
<https://www.kaysonseducation.co.in/questions/p-span-sty_1910>