Answer:
(2.8 x 10^8) / (7 × 10^2) = 400'000
Step-by-step explanation:
6.1×10^-4
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d = √85
d^2 = (X2 - X1)^2 + (Y2 - Y1)^2
= (2 - 0)^2 + (6 + 3)^2
= 4 + 81