ReesaLight15
ReesaLight15
20-01-2016
Mathematics
contestada
Factor the polynomial. a^5b - a
Respuesta :
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)
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