Complete the following questions to practice multiplying rational expressions.

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  1. Multiply the following rational expressions. Show the non-permissible values as part of your answer.

«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»a«/mi»«mo».«/mo»«mo»§#160;«/mo»«mo»§#160;«/mo»«mfrac»«mn»3«/mn»«mrow»«mn»5«/mn»«mi»x«/mi»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mi»z«/mi»«/mrow»«/mfrac»«mo»§#215;«/mo»«mfrac»«mrow»«mn»15«/mn»«msup»«mi»x«/mi»«mn»3«/mn»«/msup»«mi»z«/mi»«/mrow»«mn»2«/mn»«/mfrac»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«/math»
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»b«/mi»«mo».«/mo»«mo»§#160;«/mo»«mo»§#160;«/mo»«mfrac»«mrow»«mn»7«/mn»«mi»y«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«mrow»«mn»2«/mn»«mo»-«/mo»«mn»14«/mn»«mi»y«/mi»«/mrow»«/mfrac»«mo»§#215;«/mo»«mn»10«/mn»«/math»