Math, asked by surajkarmakar62, 6 months ago

factorise x^2-1-2a+b

Answers

Answered by MohakBiswas

2

Question :-

Factorise x² - 1 - 2a + b

Answer :-

x² - 1 - 2a + b

= (x)² - (1)² - 2a + b

= (x + 1)(x - 1) - 2a + b

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