Question Simplify the expression ωω2l−l Evaluate ωl−ω1×lMultiply the terms ωl−ωlReduce fractions to a common denominator ωωlω−ωlWrite all numerators above the common denominator ωωlω−lSolution ωω2l−l Show Solution Find the excluded values ω=0 Evaluate ωl−ω1×lSolution ω=0 Show Solution
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