Question

find the closure property
please need step by step explanation​

Answer 1

Answer:

a)1/117. b)15/42. c)24/117. d)21/35

Step-by-step explanation:

a)-1/9×-1/13=1/117. (-×-=+"+×+=+"-×+=-"+×-=-)

b)3/8×-5/7=-15/42.

c)4/9×6/13=24/117.

d)-7/5×-3/7=21/35.