Question

Which of the following expressions shows that rational numbers are associative under multiplication.​

Answer 1

For associative multiplication property-

a×(b×c)=(a×b)×c

let a=

3

2

,b=

7

−6

,c=

5

3

Then,

3

2

×(

7

−6

×

5

3

)=(

3

2

×

7

−6

)×

5

3

Hence option A is the correct answer.