Question

Question 1

Is V8 a rational or irrational number?
A
irrational, because its decimal expansion does not repeat
B
rational because all radicals are rational
D
rational because its decimal expansion eventually repeats
D
irrational, because all radicals are ichtional
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Answer 1

9514 1404 393

Answer:

A irrational, because its decimal expansion does not repeat

Explanation:

8 is not a perfect square integer. The closest ones are 2² = 4 ad 3² = 9. The square root of an integer that is not a perfect square is irrational. That is, the decimal expansion does not end and does not repeat.

√8 is irrational