A(n)=-5*2^(n-1)

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Solution for A(n)=-5*2^(n-1) equation: 



(A)=-5*2^(A-1)

We move all terms to the left:

(A)-(-5*2^(A-1))=0



We calculate terms in parentheses: -(-5*2^(A-1)), so:

-5*2^(A-1)

Wy multiply elements

-10A(A

Back to the equation:

-(-10A(A)

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