Question

factorise:(m+a)(n-b)-(m+b)(n-a)​

Answer 1

Answer:

(a−b)(m+n)

Step-by-step explanation:

⇒(m+a)(n−b)−(m+b)(n−a)

⇒(mn+na−mb−ab)−(mn+nb−ma−ab)

⇒mn+na−mb−ab−mn−nb+ma+ab

⇒na−nb+ma−mb

⇒n(a−b)+m(a−b)

⇒(a−b)(m+n)

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Answer 2

Answer

Here's ur answer

Explaination

• (m+a)(n−b)−(m+b)(n−a)
• ⇒(mn+na−mb−ab)−(mn+nb−ma−ab)
• ⇒mn+na−mb−ab−mn−nb+ma+ab
• ⇒na−nb+ma−mb
• ⇒n(a−b)+m(a−b)
• ⇒(a−b)(m+n)

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