This would =65. any more questions feel free to ask :) happy to help out
Answer:
No, because 3 x 7 = 21 - 4 = 17
Step-by-step explanation:
10 to the 5th power means 5 times zero, place 8 before that and it will be 800000 then multiply with 0.5 it will be 400000. In scientific notation it will be like 4x10 the 5th power.