1) A number that may be expressed as a fraction with integer numerator and denominator. a) Rational b) Irrational c) Recurring d) Terminating e) Expression f) Simplify 2) A number that can not be expressed as a fraction with integer numerator and denominator. a) Rational b) Irrational c) Recurring d) Terminating e) Expression f) Simplify 3) A number that contains a finite sequence of digits that repeats indefinitely. a) Rational b) Irrational c) Recurring d) Terminating e) Expression f) Simplify 4) An expansion of a number which has a finite number of non-zero digits. a) Rational b) Irrational c) Recurring d) Terminating e) Expression f) Simplify 5) A mathematical statement formed by combining numbers and algebraic symbols. a) Rational b) Irrational c) Recurring d) Terminating e) Expression f) Simplify 6) Reduce an expression to it's simplest form. a) Rational b) Irrational c) Recurring d) Terminating e) Expression f) Simplify 7) A numerical expression involving one or more irrational roots of numbers. a) Surd b) Index c) Indices d) Exponent e) Conjugate f) Rationalise 8) Also called ‘exponent’. The power to which a number or algebraic expression is to be raised. a) Surd b) Index c) Indices d) Exponent e) Conjugate f) Rationalise 9) The plural of the term index. a) Surd b) Index c) Indices d) Exponent e) Conjugate f) Rationalise 10) Another word for Index. a) Surd b) Index c) Indices d) Exponent e) Conjugate f) Rationalise 11) To change the sign between two terms. a) Surd b) Index c) Indices d) Exponent e) Conjugate f) Rationalise 12) Express without irrational numbers. a) Surd b) Index c) Indices d) Exponent e) Conjugate f) Rationalise

10MATG Topic 4 Surds and Indices

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