Question

Find the following products : (a+1) (a-1) (a^2+1)

Answer 1

Answer:

Step-by-step explanation:

(a+1) (a-1) (a^2+1)  ( here we use the formula (a+b) (a-b) =(a^2-b^2)

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

=(a^4-1).