Which of these is an IRRATIONAL number?
A3/4
B√4
C√2
D-7
Answer & Solution
Correct answer: C. √2
√2 ≈ 1.4142… is a non-terminating, non-repeating decimal and cannot be written as p/q. It is irrational. The others are all rational: 3/4 is a fraction, √4 = 2 is a whole number, and −7 is an integer.
Related questions
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