(2 + √2) is (a) an integer (b) a rational number (c) an irrational number (d) none of these
(2 + √2) is
(a) an integer
(b) a rational number
(c) an irrational number
(d) none of these
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1 Answers
(c) an irrational number
2 + √2 is an irrational number.
if it is rational, then the difference of two rational is rational.
∴ (2 + √2) – 2 = √2 = irrational
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