Answer:
The correct sign is : <
Explanation:
3.126 *10^2 is greater than 31260000*10^-9 by 312.56874
Answer: <
10^-9 = .00000001
Multiply
31,260,000 * .00000001 = .3126 * 10^0 (1)
10^2 = 100
3.126 * 100 = 312.6
.3126 * 10^0 < 3.126 * 10^2
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