Question Simplify the expression 20ctg−50−15i−k4 Evaluate ctg×20−50−k4×1−15iUse the commutative property to reorder the terms 20ctg−50−k4×1−15iAny expression multiplied by 1 remains the same 20ctg−50−k4−15iSolution 20ctg−50−15i−k4 Show Solution
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