Question

the product of 2 rational numbers is -20/9. if one of the number is 4, the number is :​

Answer 1

Lets say numbers are a and b

So, the product of numbers is a×b

Product of number is given =−

81

28

One number is

27

14

say a=

27

14

⇒

27

14

×b=−

81

28

⇒b=−

81

28

×

14

27

2