The correct answer for the exercise shown in the figure attached is the las option, the option D, which is D. √2; 12,12√2,24 The explanation is shown below: The common ratio is: 6/3√2=√2 6√2/6=√2 The next three terms are: (6√2)(√2)=12 (12)(√2)=12√2 (12√2)(√2)=24