How do you simplify #(-4b^3)(2b^5)#?

1 Answer
Jim G.
Oct 27, 2016

#-8b^8#

Explanation:

Use the #color(blue)"law of exponents"#

#color(orange)"Reminder " color(red)(bar(ul(|color(white)(2/2)color(black)(a^mxxa^n=a^(m+n))color(white)(2/2)|)))#

#rArr(-4b^3)(2b^5)#

#=-4xxb^3xx2xxb^5=(-4xx2)xx(b^3xxb^5)#

#=-8xxb^(3+5)=-8b^8#

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