in Grade 8 mathematics, you learnex about ratio al algebraic expression an expression of form p(x)/q(x) where p(x) and q(x) are both polynomials. as a sort of review about rational algebraic expression, do the following activity.

Given a certain value of x, determine the value of the rational algebraic expression:

1.x/x-2; x = -2.

2.x+1/x ; x =1 .

3.2x/3 ; x = 6 .

4.3/x2-x+1 ; x = -1 .

5.x-4/x2+6x-5 ; x =2.
​