Question

(4) Subtracting x ² - y ² + z²from x²- y ² -z² , the resultant expression is _______ (2x² ,2y ² , -2z² ,0).​

Answer 1

Answer:

Rational number, in arithmetic, a number that can be represented as the quotient p/q of two integers such that q ≠ 0. In addition to all the fractions, the set of rational numbers includes all the integers, each of which can be written as a quotient with the integer as the numerator and 1 as the denominator.