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Restriction on a variable in a denominator: Linear

Division by zero is not possible, so this shiows how to determine what variable value(s) are not alloowed to be inserted into a particular fraction in algebra.

From  Tom Grant 17 plays 0  

Exponents and fractions

Thisi describes why and how we apply an exponent to the numerator and denominator of a fraction

From  Tom Grant 17 plays 0