Mathematics for IGCSE & O level - Using A Calculator (Section 3 - No. 2)
If you are using a calculator and are unsure about the required accuracy, what might the statement tell you?
How many decimal places to use.
The units that are needed.
To round the answer to a specific number of significant figures.
All of the above.
Giải thích
The statement will tell you how to present the answer.