Question

100 point need the right answer plxx

Calculate (3.012 x 10−8) + (4 x 10−8).

3.016 x 10−16
7.012 x 10−16
7.012 x 10−8
7.012 x 20−8

Answer 1

Explanation:

3012 X 2 + 4 X 2 es 6024 + 4 X 2 es igual a 6032 ok

Answer 2

`\sf c.) \: \ 7.012 * 10^(-8)`

Explanation:

`\sf \rightarrow (3.012 * 10^(-8)) + (4 * 10^(-8))`

take out common factor

`\sf \rightarrow 10^(-8)(3.012 +4)`

add integers inside bracket

`\sf \rightarrow 10^(-8)(7.012 )`

in standard form

`\sf \rightarrow 7.012* 10^(-8)`