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Results on Rational Expressions
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☼ Results on Rational Expressions :
(i) Sum ( or difference or product ) of two rational expressions is a rational expression.
(ii) Rational expressions satisfies commutative, associative and distributive laws.
(iii) 0 is the additive identity and 1 is the multiplicative identity of a rational expression.
(iv) Additive inverse ( or opposite ) of is –
. And multiplicative inverse ( or reciprocal or simply an inverse ) of
is
.
