Question Simplify the expression −72Alternative Form −0.2˙85714˙ Evaluate (2×7i)iRemove the parentheses 2×7iiReduce the fraction 2×71i×iMultiply the numbers 72i×iMultiply 72i2Use i2=−1 to transform the expression 72(−1)Solution −72Alternative Form −0.2˙85714˙ Show Solution
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