Question

Which of the following statements is INCORRECT? (A) The multiplicative identity for integers is 1. (B) Subtraction does not obey commutative law in integers. (C) Multiplication of two integers with unlike signs is always positive. (D) None of these​

Answer 1

Answer:

option C is incorrect as:-

(-a)(b)=-ab

Answer 2

Answer:

Multiplication of two integers with unlike signs is always positive.

Step-by-step explanation:

( + ) × ( - ) = -

( - ) × ( + ) = -