Question

Perform the following operation express the answer in scientific notation 7.30x10^2 + 2.80x10^3

Answer 1

Given

The expression,

`7.30*10^2+2.80*10^3`

To express the answer in scientific notation:

Step-by-step explanation:

It is given that,

`7.30*10^2+2.80*10^3`

That implies,

`\begin{gathered} 7.30*10^2+2.80*10^3=((7.30)/(10)+2.80)*10^3 \\ =(0.730+2.80)*10^3 \\ =3.53*10^3 \end{gathered}`

Hence, the answer is 3.53×10³.