Question

Work out (7x10^5)*(2x10^2) give your answer in standard form

Answer 1

1.4 × 10⁴

Explanation:

Multiply the constants and add the exponent's degrees

1. 7*2=14

2.

`{10}^(5 + 2)`

`= {10}^(3)`

3. Put them back together

14 × 10³

The constant needs to be between 1-10,

1.4 × 10⁴ <----- answer