RaileyLane RaileyLane

16-03-2017
Mathematics

contestada

5^-2x times 5^x+2 = 5^-2x

Please help me solve this equation. Solve for x. Please explain the steps!!

Respuesta :

konrad509 konrad509

16-03-2017

[tex]5^{-2x}\cdot5^{x+2}=5^{-2x}\\ 5^{x+2}=1\\ x+2=0\\ x=-2 [/tex]

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