Question

Multiply 0.00032 cm by 4.02 cm and express the answer in scientific notation

Answer 1

0.00032cm*4.02=1.2864 × 10^-3 in scientific notation.

Answer 2

`1.2864*10^(-3) cm^(2)`

Step-by-step explanation:

First we multiply as normal:

0.00032 cm * 4.02 cm = 0.0012864 cm²

It is important to multiply the units too which is why centimeters become square centimeters.

Then we write the answer in scientific notation:

`0.0012864 cm^(2) = 1.2864*10^(-3) cm^(2)`