9-a²+2ab-b² factorise it
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Answered by
11
9 - a² + 2ab - b²
-1 [ -9 + a² - 2ab + b²]
-1 [ -9 + (a - b)²]
9 - (a - b)²
3² - (a - b)²
(3 + a - b) (3 - a + b)
I hope this will help you
(-:
-1 [ -9 + a² - 2ab + b²]
-1 [ -9 + (a - b)²]
9 - (a - b)²
3² - (a - b)²
(3 + a - b) (3 - a + b)
I hope this will help you
(-:
Answered by
24
9 - a² + 2ab - b²
=> 3² - ( a² - 2ab + b²)
=> 3² - (a-b)²
=> ( 3- a +b) (3+a-b)
If this helps u then only mark as brainliest.
=> 3² - ( a² - 2ab + b²)
=> 3² - (a-b)²
=> ( 3- a +b) (3+a-b)
If this helps u then only mark as brainliest.
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