Question

12. Verify the property a x b = b xa by taking : a = (-12/7), b = (-21/5)​

Answer 1

Answer:

answer is commutative property

(a×b) = (b×a)

Step-by-step explanation:

(a×b) =(b×a)

given a = -12/7

b= -21/5

(a×b ) = -12/7 × -21/7 =36/5

(b×a) = -21/7 ×-12/7 = 36 /5

hence prove