Question

Help me please :))))

Answer 1

the answer is b

`(3)/(5) . - (10)/( 13)`

`(5)/(3) . (3)/(5) - (10 * 5 / 3)/(13)`

`= - (6)/(13)`

Answer 2

`(3)/(5) * ( - 10)/(13) \\ \\ ( - 30)/(65) \\ \\ ( - 6)/(13)`