COMMUTATIVITY The addition of rational numbers is commutative

COMMUTATIVITY The multiplication of rational numbers is commutative.That is if (a)/(b) and (c)/(d) are any two rational number.

ASSOCIATIVITY The addition of rational numbers is associative

COMMUTATIVITY The subtraction of rational numbers is not always commutative.That is

COMMUTATIVITY The multiplication of whole numbers is commutative.

The composition of functions is not commutative

state true of false Subtraction of rational number is commutative.

Commutative law

The composition of function is commutative.

In the following questions a statement of assertion (A) is followed by a statement of reason ( R). A : The addition of two vectors vecP and vecQ is commutative R: By triangle law of vector addition we can prove vecP+vecQ=vecQ+vecP .