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type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> <p> </p> <p>We can multiply a matrix with a number (also called a <strong class="definition">scalar</strong>). For scalar multiplication, we multiply each element of the matrix by the number or scalar. </p> <p class="highlight-example"><strong><em> Example: </em></strong></p> <p><img width="271" height="48" src="/image-files/matrices006_0003.gif"></p> <p><img width="345" height="48" src="image-files/matrix-scalar-multiplication1.gif"></p> <p> </p> <script type="text/javascript"> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> <p> </p> <p class="highlight-example"><strong><em> Example: </em></strong></p> <p><img width="308" height="48" src="/image-files/matrices010_0002.gif"></p> <p class="highlight-example"><strong><em> Solution: </em></strong></p> <p> We need to consider only one equation </p> <p> 2k = 6 </p> <p> k = 3 </p> <p> </p> <script type="text/javascript"> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> <p> </p> <p class="highlight-example"><strong><em> Example</em> : </strong></p> <p> Find the values of x and y. </p> <p><img width="117" height="48" src="/image-files/matrices012_0001.gif"></p> <p class="highlight-example"><strong><em> Solution: </em></strong></p> <p> 2<em>x</em> – 6 = 5 <br>2<em>x</em> = 11 <br><em>x</em> = 5.5 </p> <p> 4 –<em> y</em> = 3 <br><em>y</em> = 1 </p> <p> </p> <script type="text/javascript"> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> <p> </p> <h2>Video</h2> Matrix Subtraction and Multiplication by a Scalar <br> <object width="480" height="385"><param name="movie" value="http://www.youtube.com/v/WZsOFWpfDwY?fs=1&hl=en_US"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/WZsOFWpfDwY?fs=1&hl=en_US" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="480" height="385"></embed></object> <p> </p> <style type="text/css">  </style> <p></p> <script type="text/javascript"> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> <p> </p>  <style type="text/css"> @import url(http://www.google.com/cse/api/branding.css); 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