melliyb melliyb
  • 13-09-2018
  • Mathematics
contestada

Choose the correct simplification of the expression a^2*a^3

Respuesta :

gmany
gmany gmany
  • 13-09-2018

[tex]a^2\cdot a^3=a^{2+3}=a^5[/tex]

Why?

[tex]a^2=a\cdot a\\\\a^3=a\cdot a\cdot a\\\\a^2\cdot a^3=\underbrace{(a\cdot a)}_{2}\cdot\underbrace{(a\cdot a\cdot a)}_{3}=\underbrace{a\cdot a\cdot a\cdot a\cdot a}_{2+3=5}[/tex]

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