Question

multiply (2y^+1)(y+2y^+3)

Answer 1

Hey!!!
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$( {2y}^{ + 1} ) \times (y + {2y}^{ + 3} ) \\ = 2y(y) + 2y(2 {y}^{3}) \\ = 2 {y}^{2} + 4 {y}^{3}$

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Hope it helps!!! :)