Question

6^2.2^2.x-1=288 tìm x

Answer 1

6².2².x-1=288

(2.3)².2².x-1=288

2².3².2².x-1=288

(2².2²).3².x-1=288

(2⁴.3²).x-1=288

144.x-1=288

144.x=288+1

144.x=289

x=289:144

x=289/144