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21 votes
21 votes
I don't understand this, what's the answer? ​

I don't understand this, what's the answer? ​-example-1
User NBajanca
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2.5k points

1 Answer

23 votes
23 votes
Answer: y⁷
Steps: y¹¹ x y⁻⁴ = y¹¹⁺⁻⁴ = y⁷
User Mastupristi
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