IF one dimension is doubled,what happen to the volume

i really need some help on this can someone help me math is the hardest and one more well two more if two dimension are doubled,what will happen to the volume and if three dimension are doubled,what will happen to the volume

If one dimension is doubled, the volume is multiplied by 2¹, or 2 times.

If two dimensions are doubled, the volume is multiplied by 2², or 4 times.

If three dimensions are doubled, the volume is multiplied by 2³, or 8 times.