Question

(a+3)^2-2(a+3)^2
pls tell answer
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Answer 1

( a + 3 )² - 2 ( a + 3 )²

= (a)² + 2(a)(3) + (3) ² - 2 [ (a)² + 2(a)(3) + (3)² ]

= a² + 6a + 9 - 2 ( a² + 6a + 9 )

= a² + 6a + 9 - 2a² - 12a - 18

= - a² - 6a - 9

we can write like this ,

= - ( a² + 6a + 9 )

I hope this will be help you