Question

check these rational numbers are equivalent 9/11,81/-99​

Answer 1

Answer:

They are not

Step-by-step explanation:

81/-99: Divide top and bottom by 9 we get 9/-11 = -9/11 does not equal 9/11

Answer 2

Answer:

Step-by-step explanation:

First to check whether they are in simplest form are not..

if not first convert them ...

if they both are equal in This form then examine the sign if it is ame then they are equivalent ....

=>9/11=9/11.    => 81/-99=-9/11

they are same but signs are different that is why they are not equivalent