Question

How do you express `1.4 times 10^2` in standard form?

Answer 1

`1.4xx10^2=color(red)(140)`

Explanation:

`10^2=10xx10`

So
`1.4 xx 10^2`
`color(white)("XXX")=1.4xx10xx10`

`color(white)("XXX")=14xx10`

`color(white)("XXX")=140`