Question

Find the product of (0.7) x 10^4 and 2.

1. 1.4 x 10^4
2. 1.4 x 10^3
3. 0.14 x 10^4
4. 14 x 10^4

Answer 1

A. because 3.7 ×2 is 7.4. so the full answer would be 7.4 ×10^4