Question

Check whether (x+2)
is
factor of x² + 3x² + 5x
+ 6​

Answer 1

Answer:

Hi

x+2 =0

x= -2

p(x)= x²+ 3x²+5x +6

p ( -2 ) = ( -2 )² + 3( -2 )²+ 5(- 2 ) +6

= 4+ 12 -10 +6

= 16 -4

=12

hence (x +2 ) can't be factor of x²+3x² +5x +6

Hope this answer helps you ☺