Find the 12th term of the sequence

Question

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971

1

an=(-1)^n-+1e^n2

Guest Oct 2, 2014

+118608

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Best Answer

$$\\a_n=(-1)^n-+1e^n\times 2\\\\
a_n=(-1)^n-e^n\times 2\\\\
a_{12}=(-1)^{12}-e^{12}\times 2\\\\
a_{12}=1-2e^{12}\\\\$$

Melody Oct 2, 2014

Melody · Answer 1 · 2014-10-02T09:40:34

$$\\a_n=(-1)^n-+1e^n\times 2\\\\
a_n=(-1)^n-e^n\times 2\\\\
a_{12}=(-1)^{12}-e^{12}\times 2\\\\
a_{12}=1-2e^{12}\\\\$$

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