Respuesta :

Answer:

2*10 ^0 = 2

Step-by-step explanation:

9 * 10^12 ÷ 4.5 × 10^12

Divide the numbers

9/4.5

=2

Divide the exponents by subtracting

10^12 ÷  10^12 = 10 ^(12-12) = 10^0

Put them back together

2 * 10 ^0

2