Răspuns :
2^x-2000 + 2^x-2001 + 2^x-2002 = 14
2^x-2002 × ( 2²+ 2+1) = 14
2^x-2002× 7 = 14
2^x-2002= 14÷7= 2
2^x-2002 = 2
X-2002 = 1
X= 1+2002= 2003
X= 2003
2^x-2002 × ( 2²+ 2+1) = 14
2^x-2002× 7 = 14
2^x-2002= 14÷7= 2
2^x-2002 = 2
X-2002 = 1
X= 1+2002= 2003
X= 2003