Question

For any three rational numbers associated property for multiplication is __________.

For any rational number 'a' if a + o =a then 'o' is called ________.

For any two rational numbers, the multiplicative identity is ____________.

The simplified from of (x^2/3×y-5/6) -3 is

(1) x-4y-5 (2) x4y5 (3) x5y4 (4) x6y15 . plzz give solution of that question.

If 3x=1/81, the value of x is
(1) -4 (2) -3 (3) 4 (4) 3. plzz give solution of that question.
​

Answer 1

Step-by-step explanation:

2) additive identity

3) 1