Question

Factorise:2a(a2 + 1 ) – 3( a2

+ 1) ​

Answer 1

Step-by-step explanation:

I send you the attachment

Answer 2

Answer:

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

Step-by-step explanation:

(a+b)(c+d) = a(c+d) +b(c+d)

We have

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

a corresponds to 2a

b corresponds to -3

c corresponds to a^2

d corresponds to 1

So it becomes (2a-3)(a^2+1).

Hope that helped you out!