ariahmadinejadp7ob3l ariahmadinejadp7ob3l

28-11-2018
Mathematics

contestada

how do you solve for x in
[tex]13 = \frac{ { - 7}^{x} }{2} [/tex]

Respuesta :

01-12-2018

[tex]\dfrac{-7^x}{2}=13\qquad\text{multiply both sides by (-2)}\\\\7^x=-26\qquad\text{FALSE}\\\\because\ 7^x > 0\ for\ any\ value\ of\ x.[/tex]

Answer: No solution.

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