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(This article was first published on <strong><a href="https://www.r-exercises.com/2017/04/20/user-defined-functions-in-r-part-1/?utm_source=rss&utm_medium=rss&utm_campaign=user-defined-functions-in-r-part-1"> R-exercises</a></strong>, and kindly contributed to <a rel="nofollow" href="https://www.r-bloggers.com/">R-bloggers)</a> </div>
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<p>In the Exercises we will discuss User Defined Function in R</p>
<p>Answers to the exercises are available <a target="_blank" rel="nofollow" href="http://r-exercises.com/2017/04/20/user-defined-functions-in-r-part-1-2/">here</a>.</p>
<p><strong>Exercise 1</strong></p>
<p>Create a function to print square of number</p>
<p><strong>Exercise 2</strong></p>
<p>Create a function to print a number raise to another with the one argument a default argument<br>
<strong>Exercise 3</strong></p>
<p>Create a function to print class of an argument</p>
<p><strong>Exercise 4</strong></p>
<p>Create a function to accept two matrix arguments and do matrix operations with same.</p>
<p><strong>Exercise 5</strong></p>
<p>Create a user defined function to accept a name from the user</p>
<p><strong>Exercise 6</strong></p>
<p>Create a user defined function to accept values from the user using scan and return the values</p>
<p><strong>Exercise 7</strong></p>
<p>Create a user defined function to create a matrix and return the same.</p>
<p><strong>Exercise 8</strong></p>
<p>Create a function to take two arguments, one student marks and other student names and plot a graph based on the same.</p>
<p><strong>Exercise 9</strong></p>
<p>Create a function to accept an employee data frame(Name,Gender,Age,Designation &amp; SSN) and print the First &amp; Fifth employee as well as the Names &amp; the Designation of all the employees in the function</p>
<p><strong>Exercise 10</strong></p>
<p>Create a function to create an employee data frame(Name,Gender,Age,Designation &amp; SSN) and return the Name,Age &amp; Designation of all employees.</p>
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<h3>Related exercise sets:</h3>
<ol>
<li><a title="Matrix exercises" target="_blank" rel="nofollow" href="https://www.r-exercises.com/2015/11/28/matrix-exercises/">Matrix exercises </a></li>
<li><a title="Functions exercises vol. 2" target="_blank" rel="nofollow" href="https://www.r-exercises.com/2016/12/05/functions-exercises-vol-2/">Functions exercises vol. 2 </a></li>
<li><a title="Data frame exercises Vol. 2" target="_blank" rel="nofollow" href="https://www.r-exercises.com/2016/11/28/data-frame-exercises-vol-2/">Data frame exercises Vol. 2 </a></li>
<li><a target="_blank" rel="nofollow" href="http://www.r-exercises.com/start-here-to-learn-r/">Explore all our (>1000) R exercises</a></li>
<li><a target="_blank" rel="nofollow" href="http://www.r-exercises.com/r-courses/">Find an R course using our R Course Finder</a> directory</li>
</ol>
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