They only become undefined when a division by zero must occur. Have a good
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a rational express ion undefined when the denominator is 0 because we cannot dvide by 0. For example, 9/x is undefine when x is 0 because we would be dividing by 0. Similarly 2/(7
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A rational expression is the quotient of two polynomials. A quotient is the result of dividing something. And a polynomial is, the sum of one or powers, in one or more variables,
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1. Original Problem: x2+6x/x2+5x6 X x+2/xMultiply the numerators. The numerators are: x2+6x and x+2. Therefore, x2+6x times x+2= x(x+6) (x+2) 2. Multiply the denominators. The denominators
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