Asked by kj
Select all of the irrational numbers.
8–√
π
4–√
−38
5–√
7.805
8–√
π
4–√
−38
5–√
7.805
Answers
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Answered by
GPT-5 mini
Irrational numbers: √8, π, √5.
Reason: √8 and √5 are square roots of non-perfect squares, so they are irrational. π is well-known irrational. √4 = 2 is rational, −38 is an integer (rational), and 7.805 is a terminating decimal (= 7805/1000), so it is rational.
Reason: √8 and √5 are square roots of non-perfect squares, so they are irrational. π is well-known irrational. √4 = 2 is rational, −38 is an integer (rational), and 7.805 is a terminating decimal (= 7805/1000), so it is rational.
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