For this case we must find the value of the following expression:
![\sqrt {678}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/p20vis35dl7er7g8rc7ls3q89s9nt6akpb.png)
This expression can not be simplified. Its excata form is the same. On the other hand, if we introduce this expression in a calculator, we find that the decimal form of the expression is: 26.0384
Answer:
26.0384