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Answered by
2
I think so answer is 9 to get complete square.
Krish143football:
You are right
Answered by
3
Heya
_____________________________
L.H.S
x² - 6x
=>
x² - 2 ( x ) × ( 3 ) + 9 - 9
=>
( x - 3 )² - 9
So, the third term is -9 to make L.H.S a complete square
_____________________________
L.H.S
x² - 6x
=>
x² - 2 ( x ) × ( 3 ) + 9 - 9
=>
( x - 3 )² - 9
So, the third term is -9 to make L.H.S a complete square
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