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Printjmc
algebra junior
Problem
Find all real values of such that Enter all the solutions, separated by commas.
Solution
We can start by factoring the polynomials in the numerator and denominator, which gives us If and , we can cancel out some factors to get Moving the fractional terms to one side gives us Now we can eliminate the denominator by multiplying by on both sides (as long as ) and then move all the terms to one side, Factoring gives us Hence, must be or .
Final answer
3