  Question

Which of the following statements are true and which are fals? (i) The product of a positive integer and a negative integer is negative. (ii) The product of two negative integers is a negative integer. (iii) The product of three negative integers is a negative integer. (iv) Every integer when multiplied with −1 gives its multiplicative inverse.

Solution

(i) The product of a positive integer and a negative integer is negative.             True (ii) The product of two negative integers is a negative integer.             False The product of two negative integers is always a positive integer. (iii) The product of three negative integers is a negative integer.             True (iv) Every integer when multiplied by (–1) gives its multiplicative inverse.           False Every integer when multiplied by (1) gives its multiplicative inverse.MathematicsRS Aggrawal (2020, 2021)All

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