Question

Complete the square x2+6x+3

Answer 1

x^2 + 6x + 9

x^2 + 3x + 3x + 9

x ( x + 3 ) + 3 ( x + 3 )

( x + 3 ) ( x + 3 )

( x + 3 ) ^2

Answer 2

The answer is 11 hope it helps