ReesaLight15
ReesaLight15 ReesaLight15
  • 20-01-2016
  • Mathematics
contestada

Factor the polynomial. a^5b - a

Respuesta :

Billymkhoi
Billymkhoi Billymkhoi
  • 20-01-2016
a^5b -a
= a* (a^(5b-1) -1) (distributive property)

Now try backwards:
a* (a^(5b-1) -1)
= a* a^(5b-1) -a
= a^1* a^(5b-1) -a
= a^(5b-1+1) -a
= a^(5b) -a (correct).

The final answer is a* (a^(5b-1) -1)~
Answer Link

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