amoutyr
amoutyr
13-06-2020
Mathematics
contestada
Factor the trinomial completely.
a^4 -2a^2 - 35
Respuesta :
mhanifa
mhanifa
13-06-2020
Answer:
(a^2+5)(a^2-7)
Step-by-step explanation:
a^4 -2a^2 - 35=
a^4-2a^2+1-36=
(a^2-1)^2-6^2=
(a^2-1+6)(a^2-1-6)=
(a^2+5)(a^2-7)
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