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Question
Multiply:
2xyz + 3xy and − 2y2z
Sum
Solution
2xyz + 3xy × − 2y2z
= 2xyz × − 2y2z + 3xy × − 2y2z
= − 4x × y2+1 × z1+1 − 6 × x × y2+1 × z
= − 4xy3z2 − 6xy3z
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Concept for Unknowns Through Examples with Simple Contexts (Single Operations)
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