Question

x^2+6x+9. luto point..​

Answer 1

Q. x²+6x+9

Solution:-

=> x² + 6x + 9

=> x² + 3x + 3x + 9

=> x( x + 3 ) + 3 ( x + 3 )

=> ( x + 3 ) ( x + 3 ) .......(1)

as we know,

( a + b ) ( a + b ) = ( a + b )²

=> ( x + 3 )²

By, eq....( 1 )

=> x = - 3

i hope it helps you.

Answer 2

Answer:

=> x² + 6x + 9

=> x² + 3x + 3x + 9

=> x( x + 3 ) + 3 ( x + 3 )

=> ( x + 3 ) ( x + 3 ) .......(1)

( a + b ) ( a + b ) = ( a + b )²

= ( x + 3 )²

By, eq....( 1 )

= x = - 3

Hope it will be helpfull.........

:)