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Exponencial 0004

Algebra Level 1

Solve the equation: ${ 2 }^{ x }+{ 2 }^{ x+1 }+{ 2 }^{ x+2 }+{ 2 }^{ x+3 }=\frac { 15 }{ 2 }$

0 -1 2 15

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by Aquilino Madeira

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