Algebraic expressions in fraction form are rational. Methods of adding, subtracting, multiplying and dividing fractions plus expanding and factorising can be used to simplify rational expressions ...

Algebraic expressions in fraction form are rational. Methods of adding, subtracting, multiplying and dividing fractions plus expanding and factorising can be used to simplify rational expressions ...

Now imagine starting at (0, 0) on a line with slope m.Going 1 to the right and up m will put you on the line at the point (1, m).). Thus, if m is rational, this line must pass through another rational ...