Math

QuestionDetermine if the sum 811+2\frac{8}{11}+\sqrt{2} is rational or irrational.

Studdy Solution

STEP 1

Assumptions1. We know that a rational number is any number that can be expressed as the quotient or fraction p/q of two integers, with the denominator q not equal to zero. . We know that an irrational number is a number that cannot be expressed as a ratio of two integers, i.e., it cannot be expressed in the form p/q, where p and q are integers, q ≠0.
3. We know that the sum of a rational number and an irrational number is always an irrational number.

STEP 2

First, identify the type of each number in the sum.
The number 811\frac{8}{11} is a rational number because it can be expressed as a fraction of two integers.
The number 2\sqrt{2} is an irrational number because it cannot be expressed as a fraction of two integers.

STEP 3

Now, according to our third assumption, the sum of a rational number and an irrational number is always an irrational number.
So, the sum 811+2\frac{8}{11}+\sqrt{2} is an irrational number.

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