Now You Try

<p>State the domain and the range of each relation. ls each relation a function? Justify your answer.</p><p><code class='latex inline'>\{(3,-1), (4, -1), (5, -1), (6, -1)\}</code></p>

<p>The domain and range of some relations are given. Each relation consists of five points. Is each a function? Explain.</p><p>domain <code class='latex inline'>\{1, 2, 3, 4, 5\}</code>, range <code class='latex inline'>\{4\}</code></p>

<p>Determine whether the relation is a function, and state its domain and range. Show your work.</p><p><code class='latex inline'>\{(2, 5), (6, 1), (2, 7), (8, 3)\}</code></p>

<p>State the domain and range of each relation. Then determine whether the relation is a function, and justify your answer.</p><p><code class='latex inline'>\{(1, 4), (1, 9), (2, 7), (,3 -5), (4, 11)\}</code></p>

<p>State the domain and range of each relation.</p><p><code class='latex inline'>
\displaystyle
\{(-4, 7), (0, 5), (0, 3), (3, 0), (5, -1)\}
</code></p>

<p>State the domain and range of each relation. Then determine whether the relation is a function, and justify your answer.</p><img src="/qimages/85" />

<p>Determine whether the relation is a function, and state its domain and range. Show your work.</p><p>{(2, 3), (1, 3), (5, 6), (0, -1)}</p>

<p>State the domain and range of each relation.</p><img src="/qimages/2766" />

<p>Determine whether the relation is a function, and state its domain and range. Show your work.</p><img src="/qimages/87" />

<p>The graph of <code class='latex inline'>y=f(x)</code> is shown below.</p><img src="/qimages/339" /><p><strong>(a)</strong> State the domain and range of f.</p><p><strong>(b)</strong> Evaluate.</p><p><code class='latex inline'>
\displaystyle
\begin{array}{ccccc}
&(i)& f(3) &(iii)&f(5-3) \\
&(ii)& f(5) &(iv)& f(5)-f(3) \\
\end{array}
</code></p>

<p>Determine the range of each relation for the domain <code class='latex inline'>\{1, 2, 3, 4, 5\}</code></p><p><code class='latex inline'>y = x^2 -4</code></p>

<p>The grades and numbers of credits for students are listed.</p><img src="/qimages/6540" /><p>a) Write a list of ordered paris and create a mapping diagram for the relation between</p>
<ul>
<li>students and grades</li>
<li>grades and numbers of credits</li>
<li>students and numbers of credits</li>
</ul>
<p>b) State the domain and range of each relation in part (a).</p><p>c) Which relations in part (a) are functions? Explain.</p>

<p>State the domain and range of each relation.</p><p><code class='latex inline'>{(1, 4), (2, 6), (3, 10), (4, 18), (5, 29)}</code></p>

<p>Determine whether the relation is a function, and state its domain and range. Show your work.</p><p>{(1, 2), (2, 1), (3, 4), (4, 3)}</p>

<p>State the domain and range of each relation.</p><img src="/qimages/580" />

<p>State the domain and the range of each relation. ls the relation a function? Justify your answer.</p><p> <code class='latex inline'>\{ (3, 2), (2, 1), (1, 0), (2, -1), (3, -2)\}</code></p>

<p>Determine whether the relation is a function, and state its domain and range. Show your work.</p><img src="/qimages/86" />

<p>State the domain and the range of each relation. ls the relation a function? Justify your answer.</p><p> <code class='latex inline'>\{ (1, 6), (1, -14), (1, 11), (1, -8), (1, 0)\}</code></p>

<p>State the domain and range of each relation.</p><img src="/qimages/788" />

<p>Determine whether the relation is a function, and state its domain and range. Show your work.</p><img src="/qimages/88" />