2^(x²+x -2) - 2^(x²-4) = 992 ;
2^(x²-4)*( 2^(x+2) -1) = (2^5)*31 ;
2^(x²)*2^(-4)* (4*2^x - 1) =(2^5)*31 ; || *2^4
2^(x²)*(4*2^x - 1) =(2^5) *(2^4)*31 ;
2^(x²)*(4*2^x - 1) =2^(9)*31 ;
2^(x²)*(4*2^x - 1) =2^(3²) *(4*2^3 -1) ;
x =3 . информацию для размышления