2-x-4-solve-for-x-

Question Number 54013 by zambolly19 last updated on 27/Jan/19

2^{x} = - 4 . solve for x

Answered by Smail last updated on 27/Jan/19

x l n 2 = l n (- 4)

x = \frac{l n (4 e^{i π})}{l n 2} = \frac{2 l n 2 + i π}{l n 2} = 2 + i \frac{π}{l n 2}

x = 2 + \frac{i π}{l n 2}

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