Math, asked by hemlatapatel624, 6 months ago

4. Factorise the following algebraic expressions
(i)a²+ b² + 2ab - 4c

Answers

Answered by Jinnatun10

0

Answer:

a²+ b² + 2ab - 4c

= ( a+b)²- 4c

= ( a+b)² - (2√c)²

= (a+b+2√c) (a+b-2√c)

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