Answer:

Explanation:
(3 × 10⁸) × 2 × 10³
3 × 10⁸ × 2 × 10³
3 × 2 × 10⁸ × 10³
6 × 10¹¹
In decimal: 600,000,000,000
Answer:
y=4X+1 is the answer........
The second result is more precise because it's in millilitre,so if the first were to be fully precise,it should have been 78.6 cm.
Hope this helps!
I hope I’m not too late but (2,2)

pretty sure you'd know what "n" is