Question

Find the product of
(m+1) (m-1) (m^2+1^2)

Answer 1

(m+1)(m-1)(m^2+1^2)=(m^2-1^2)(m^2+1^2)
=(m^4-1^4)
=
$= {m}^{4} - 1$

Answer 2

(m+1)(m-1)(m² +1)

(m+1) (m-1) = m² -1

(m² 1) (m² + 1) = m⁴ - 1