Class 10 / Maths / Real Numbers / Revisiting Rational Numbers and Their Decimal Expansions

EXPLANATION

EXPLANATION In Class IX, you studied that rational numbers have either a terminating decimal expansion or a non-terminating repeating decimal expansion. In this section, we are going to consid

Related content View

Class 10 / Maths / Real Numbers / Revisiting Rational Numbers and Their Decimal Expansions

EXPLANATION

EXPLANATION In Class IX, you studied that rational numbers have either a terminating decimal expansion or a non-terminating repeating decimal expansion. In this section, we are going to consid

Related content View

Class 10 / Maths / Real Numbers / Revisiting Rational Numbers and Their Decimal Expansions

THEOREM 1.5

THEOREM 1.15: Let x be a rational number whose decimal expansion terminates.Then x can be expressed in the form , where p and q are coprime, and the prime factorisation of q is of the f

Related content View

Class 10 / Maths / Real Numbers / Revisiting Rational Numbers and Their Decimal Expansions

Theorem 1.6

Theorem 1.6 Let  be a rational number, such that the prime factorisation of q is of the form 2n5m, where n, m are non-negative integers. Then x has adecimal expansion which terminate

Related content View

Class 10 / Maths / Real Numbers / Revisiting Rational Numbers and Their Decimal Expansions

Theorem 1.7

Theorem 1.7 Let x = , where p and q are coprimes, be a rational number,such that the prime factorisation of q is not of the form 2n5m, where n, m are non-negative integers. Then, x has a decimal ex

Related content View