Q 1: The set of real numbers is represented by the letter _________. Q R N W

Q 2: In ^{n}Öa, the symbol ^{n}Ö is called _______. Radical sign Divide sign Multiple sign

Q 3: In ^{n}Öa, n is called the __________. surd order of the surd

Q 4: ^{4}Ö2, ^{4}Ö7 are the radicals of ______ order. 7^{th} 4^{th} 5^{th}

Q 5: In ^{n}Öb, b is called the _________. Answer:

Q 6: The union of set of rational numbers and the set of irrational numbers is called ________. Set of Rational numbers Set of Irrational numbers Set of Real numbers

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