Question

FIND THE FACTORISED FORM OF m^3+3m^2n+3mn^2+n^3​

Answer 1

Answer:

(B) (m + n)²(m + n)

Step-by-step explanation:

m³ + 3m²n + 3mn² + n³

= m³ + n³ + 3mn (m + n)

= (m + n)³   (a³ + b³ + 3ab(a + b) = (a + b)³)

= (m + n)²(m+n)

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