Check whether the solutions which is done by the Joe and Sue for the given expression.
Answer to Problem 66PPS
The Joe’s solution is wrong.
Explanation of Solution
Given:
The given expression is
Calculation:
Pure imaginary number
The commutative and associative properties of multiplication hold true for pure imaginary numbers.
Compare with the given result.
Joe’s result
Sue’s result
Hence the Joe’s solution is wrong.
Chapter 4 Solutions
Glencoe Algebra 2 Student Edition C2014
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