If I read this correctly, you're asking to solve the equation (x + 3)2 = (x + 2)2 + 13.
That becomes x2 + 6x + 9 = x2 + 4x + 4 + 13
6x + 9 = 4x + 17
2x = 8
x = 4
Check it.
49 = 36 + 13
It checks.
4
When the sum of a number plus 3 is squared, it is 11 more than the sum of the number plus 2 when squared.
2
3
4
4
2
2
2
a number equals 2
A number is x squared plus forty four is equal to the number x to the fourth power times three?
if it is not this . -3<x<-2 < or equal