Question

I already tried to put 4.5 but it didn’t work
Please help

Answer 1

4.50 * 10^5

Explanation:

We need to notice the 3 significant figures

First change to scientific notation by moving the decimal 5 places to the left. That makes the exponent +5

4.50000* 10^5

We need 3 sig figures

4.50 * 10^5