Question

Use scientific notation to estimate the number of inches in 1,425 miles. Include all calculations in your final answer.

1 inch ≈ 1.578 · 10 -^5 miles.

I NEED HELPPP!! ASAP!!


FOR 25PTS!

Answer 1

Here,

`1.578 * {10}^( - 5) miles = 1 \: inches \\ 1 \: miles = \frac{1}{1.578 * {10}^( - 5) } \: inches\\ 1425 \: miles = \frac{1}{1.578 * {10}^( - 5) } * 1425 inches\\ = 9.03 * {10}^(7) inches`

I hope it helps you