Question

x² + 7x + 12, Substitute x = – 3

Answer 1

x² + 7x + 12

=> ( - 3 )² + 7( - 3 ) + 12

=> 9 - 21 + 12

=> -1( 21 - 12 - 9 )

=> - 1( 21 - 21 )

=> -1( 0 )


=> 0

Answer 2

Hii..
Here is your answer..

Solution:-.
$= > p(x) = x^{2} + 7x + 12 \\ = >p( - 3) = {( - 3)}^{2} + 7( - 3) + 12 \\ = >9 - 21 + 12 \\ = > 9 - 9 \\ = > 0$
Hope it helps uh...✌️✌️✌️