Question

Verify the commutative property for multiplication for the rational numbers -7/8 and 3/5​

Answer 1

Answer:

Commutative property of multiplication states that a×b is equal to b×a.

So,

5

4

×

8

−7

=

5×8

4×−7

=

40

−28

=−

10

7

…(i)

And,

8

−7

×

5

4

=

8×5

−7×4

=

40

−28

=−

10

7

…(ii)

From (i) and (ii),

5

4

×

8

−7

=

8

−7

×

5

4

Hence, verified.

Answer 2

Answer:

-7/8×3/5=3/5×-7/8

-21/40=-21/40

hence verified

hope it helps you...