Question

7.8 × 10-3
0.0078
0.0004
5,720,000,000
0.78 7.8 × 10-3
0.0078
0.0004
5,720,000,000
0.78

Answer 1

It seems like you've provided a series of numbers, both in decimal form and in scientific notation. Here’s a brief explanation of each one:

1. **7.8 × 10⁻³**: This is scientific notation for the number 0.0078. It means 7.8 multiplied by ten raised to the power of -3.

2. **0.0078**: This is the decimal representation of the same value as above.

3. **0.0004**: This is another decimal value.

4. **5,720,000,000**: This is a large integer, which is also equivalent to 5.72 × 10⁹ in scientific notation.

5. **0.78**: This is a decimal number.

If you need further calculations or conversions with these numbers, please let me know how you'd like to proceed!