Question

3. Verify that -(-x)=x for.
1)x=11/15
2)x=_13/17​

Answer 1

Explanation:-

1) If x = 11/15

-x = -11/15

-(-x) = -(-11/15)

-(-x) = x

-(-11/15) = 11/15

+11/15 = 11/15

2) If x = -13/17

-x = -(-13/17) = +13/17

-(-x) = -(+13/17) = -13/17

-(-x) = x

-13/17 = -13/17