Question

If x=
1
1+2
then value of x2 + 2x + 3 is :​

Answer 1

Answer:

55

Step-by-step explanation:

Since x= 11+2

           = 13

           = x2+2x+3

           = 26+26+3

           =55.

HOPE THIS HELPS YOU BUDDY ;)

Answer 2

Step-by-step explanation:

x = 1 ;

x² + 2x + 3

= 1² + 2×1 + 3

= 1 + 2 + 3

= 6

x = 1+2

x² + 2x + 3

= (1+2)² + 2×(1+2) + 3

= 3² + 2×3 +3

= 9 + 6 + 3

= 9+ 9

= 18

x = 11+2

x² + 2x + 3

= (11+2)² + 2×(11+2) + 3

= 13² + 2×13 + 3

= 169 + 26 + 3

= 198

hope this helps ^_^

don't be shy, mark me as the brainlest answer;)