Answer
40
Step-by-step explanation:
Because this saying to the tenth power is representing that 4 timesing it self by 10 so if 40 is answer then do that because 4 x 10=40
4 x 1=4
4 x 2=8
4 x 3=12
4 x 4=16
4 x 5=20
4 x 6=24
4 x 7=28
4 x 8=32
4 x 9=36
4 x 10=40 See there you go have a great day hope this helps:)