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Show that 2−3√5 is an irrational number |
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Answer» Step-by-step explanation: be a RATIONAL number. 3 √5 =2−x √5 = 3 2−x
SINCE x is rational, 2-x is rational and hence 3 2−x is also rational number ⇒ √5
is a rational numbers, which is a contradiction. Hence 2−3√5
must be an irrational number. pls mark me as BRAINLIEST |
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