Question

resolve into factors: 2a^3 - a^2 - 1​

Answer 1

Step-by-step explanation:

a^2(2a-1) -1

(a^2) (2a-1)- (1)

Answer 2

Answer:

when 1 is putted on the place of a ,

equation is equal to the zero

so, a-1 is a factor of p(a)

(2a^3 - a^2-1) / (a-1)

= 2a^2+1

ans=(a-1)(2a^2+1)