20. Q20
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Similar Question 1
<p>A pebble is dropped into the water and creates a circular ripple. The radius of this ripple increases at a rate of 5 cm/s.</p><p>a) Find an equation for the circle 5 s after the pebble is dropped.</p><p>b) A maple leaf is floating in the water 5 m east and 6 m south of the point where the pebble was dropped. How long does the ripple take to reach the maple leaf?</p><p>c) Describe any assumptions you made for your answers to parts a) and b).</p>
Similar Question 2
<p>Consider the relation between <code class='latex inline'>x</code> and <code class='latex inline'>y</code> that consists of all points <code class='latex inline'>(x, y)</code> such that the distance from <code class='latex inline'>(x, y)</code> to the origin is <code class='latex inline'>5</code>.</p><p><strong>(a)</strong> Is <code class='latex inline'>(4, 3)</code> in the relation? Explain.</p><p><strong>(b)</strong> Is <code class='latex inline'>(1, 5)</code> in the relation? Explain.</p><p><strong>(c)</strong> Is the relation a function? Explain.</p>
Similar Question 3
<p>The point <code class='latex inline'>A(x,1)</code> is 5 units from the point <code class='latex inline'>(2,6)</code>.</p><p><strong>(a)</strong> Find a possible value for <code class='latex inline'>x</code>.</p><p><strong>(b)</strong> Is this value the only solutions? </p>
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Learning Path
L1 Quick Intro to Factoring Trinomial with Leading a
L2 Introduction to Factoring ax^2+bx+c
L3 Factoring ax^2+bx+c, ex1
Now You Try
<p>The point <code class='latex inline'>A(x,1)</code> is 5 units from the point <code class='latex inline'>(2,6)</code>.</p><p><strong>(a)</strong> Find a possible value for <code class='latex inline'>x</code>.</p><p><strong>(b)</strong> Is this value the only solutions? </p>
<p>Consider the relation between <code class='latex inline'>x</code> and <code class='latex inline'>y</code> that consists of all points <code class='latex inline'>(x, y)</code> such that the distance from <code class='latex inline'>(x, y)</code> to the origin is <code class='latex inline'>5</code>.</p><p><strong>(a)</strong> Is <code class='latex inline'>(4, 3)</code> in the relation? Explain.</p><p><strong>(b)</strong> Is <code class='latex inline'>(1, 5)</code> in the relation? Explain.</p><p><strong>(c)</strong> Is the relation a function? Explain.</p>
<p>A pebble is dropped into the water and creates a circular ripple. The radius of this ripple increases at a rate of 5 cm/s.</p><p>a) Find an equation for the circle 5 s after the pebble is dropped.</p><p>b) A maple leaf is floating in the water 5 m east and 6 m south of the point where the pebble was dropped. How long does the ripple take to reach the maple leaf?</p><p>c) Describe any assumptions you made for your answers to parts a) and b).</p>
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