Question

m^3-1=(m-1)(1+m+m^2) multiply​

Answer 1

Answer:

m³-1=(m-1)(1+m+m²)

m³-1=m+m²+m³-1-m-m²

m³-1=m³-1

may this help you

Answer 2

Answer:

m^3 -1

Step-by-step explanation:

m^3 -1

(m-1) (1+m+m^2)

seperating 1st expression and multiplying with second expression

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

= m+ m^2+m^3 -1 -m -m^2

( eliminating m and -m, m^2 and -m^2 and 1 and -1)

= m^3 -1