Question
Classify the following numbers as rational or irrational :-
` 2-sqrt5`
Solution
`2-sqrt5`
2 is a rational number and sqrt5 is an irrational number.
`therefore 2-sqrt5 " is an irrational number."`
∴ The difference of a rational number and an irrational number is irrational.
Is there an error in this question or solution?
Solution Classify the Following Numbers as Rational Or Irrational Concept: Operations on Real Numbers.
