Question Simplify the expression 20ctg−20−100i−k4 Evaluate ctg×20−20−k4×1−100iUse the commutative property to reorder the terms 20ctg−20−k4×1−100iAny expression multiplied by 1 remains the same 20ctg−20−k4−100iSolution 20ctg−20−100i−k4 Show Solution
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