Verify that `-(-x)=x` for
`x=(-12)/(11)`

Verify that -(-x)=x for x=2/15

Verify that -(-x)=x for x= (-13)/17

Verify that -(-x)=x for x=(5)/(17)

Verify whether 3, -1 and -(1)/(3) are the zeroes of the cubic polynomial p(x)=3x^(3)-5x^(2)-11x-3 , and then verify the relationship between the zeroes and the coefficients.

Verify whether 2x ^(4) - 6x ^(3) + 3x ^(2) + 3x -2 is divisible by x ^(2) - 3x +2 or not ? How can you verify using Factor Theorem ?

Verify that 3, -1, -1/3 are the zeroes of the cubic polynomial p(x) = 3x^(2)-5x^(2)-11x-3 , and then verify the relationship between the zeroes and the coefficients.

Verify that 4,-1, -1/4 are the zeroes of the cubic polynomial 4x^3-11x^2-19x-4 .

Find the remainder when f (x) =x ^(4) - 3x ^(2) + 4 is divided by g (x) =x -2 and verify the result by actual division .

(11+x)(11-x)=___

Solve 3x+5=5x-11