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Zach · Q4

Algebra

For what values of xx is

x+3=1+1+x+1+2x+x2+1+3x+3x2+x3+⋯?x+3=1+1+x+1+2x+x^2+1+3x+3x^2+x^3+\cdots?
A−1-1
B00
C−3−52\frac{-3-\sqrt5}{2}
D−3+52\frac{-3+\sqrt5}{2}
E−3−52{\dfrac{-3-\sqrt5}{2}} and −3+52{\dfrac{-3+\sqrt5}{2}}

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