Question

Factorise: m4 – n4 find the answer answer for me fast

Answer 1

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Answer 2

Answer:

answer below

Step-by-step explanation:

m4 - n4 = (m²)² - (n²)²                           a² - b² = (a + b)(a - b)

             = (m² + n²)(m² - n²)           a² - b² = (a + b)(a - b)

             = (m² + n²)(m + n)(m - n)