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Let us consider the curves<br /><br /> <div style="text-align: center;"><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable columnalign=¨left¨ rowspacing=¨0¨»«mtr»«mtd»«mi»A«/mi»«mo»=«/mo»«mfenced»«mi»#f1«/mi»«/mfenced»«/mtd»«/mtr»«mtr»«mtd/»«/mtr»«mtr»«mtd»«mi»B«/mi»«mo»=«/mo»«mfenced»«mi»#f2«/mi»«/mfenced»«/mtd»«/mtr»«mtr»«mtd/»«/mtr»«mtr»«mtd»«mi»C«/mi»«mo»=«/mo»«mfenced»«mi»#f3«/mi»«/mfenced»«/mtd»«/mtr»«mtr»«mtd/»«/mtr»«mtr»«mtd»«mi»D«/mi»«mo»:«/mo»«mo»§nbsp;«/mo»«mi»#f4«/mi»«mo»=«/mo»«mi»#f5«/mi»«/mtd»«/mtr»«mtr»«mtd/»«/mtr»«/mtable»«/math»</span><br /></div><br />Match each curve with its corresponding representation
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<br /><br /><br /><span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»r«/mi»«mo»(«/mo»«mi»t«/mi»«mo»)«/mo»«mo»=«/mo»«mfenced»«mrow»«mi»#a«/mi»«mo»·«/mo»«mi»cos«/mi»«mo»(«/mo»«mi»t«/mi»«msup»«mo»)«/mo»«mn»3«/mn»«/msup»«mo»,«/mo»«mi»#a«/mi»«mo»·«/mo»«mi»sin«/mi»«mo»(«/mo»«mi»t«/mi»«msup»«mo»)«/mo»«mn»3«/mn»«/msup»«/mrow»«/mfenced»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mi»t«/mi»«mo»§#8712;«/mo»«mfenced»«mrow»«mn»0«/mn»«mo»,«/mo»«mn»2«/mn»«mi»§#960;«/mi»«/mrow»«/mfenced»«/math»</span><br /><br /><span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«msup»«mfenced»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«/mrow»«/mfenced»«mn»2«/mn»«/msup»«mo»=«/mo»«mn»100«/mn»«mfenced»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»-«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«/mrow»«/mfenced»«/math»</span><br />
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Thursday, 10 December 2015, 10:53 AM
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