Question 715760
{{{ (45a^4b^3 - 90a^3b)/ 15a^2b }}}
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{{{ 15(3a^4b^3 - 6a^3b)/ 15a^2b }}}
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{{{ (3a^4b^3 - 6a^3b)/ a^2b }}}
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{{{ a^3(3ab^3 - 6b)/ a^2b }}}
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{{{ a(3ab^3 - 6b)/ b }}}
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{{{ ab(3ab^2 - 6)/ b }}}
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{{{ a(3ab^2 - 6) }}}
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{{{ 3a(ab^2 - 2) }}}