Question

How many significant figures are in the number 3×10⁶​

Answer 1

1 significant figure

Step-by-step explanation:

3×10^6 is 3,000,000

• Non-zero digits are always significant

• Any zeros between two significant digits are significant

• A final zero or trailing zeros in the decimal portion ONLY are significant

Example: .500 or .632000 the zeros are significant

.006 or .000968 the zeros are NOT significant