(e^x)^x · e^48 = e^14x
(e^x)^x · (e^x)^(-14) = e^(-48 )
(e^x)^(x-14)=e^(-48)
e^(x^2-14x)=e^(-48)
x^2-14x=-48
x^2-14x+48=0
(x-6)(x-8)=0
x=6 or x =8
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(e^x)^x · e^48 = e^14x
(e^x)^x · (e^x)^(-14) = e^(-48 )
(e^x)^(x-14)=e^(-48)
e^(x^2-14x)=e^(-48)
x^2-14x=-48
x^2-14x+48=0
(x-6)(x-8)=0
x=6 or x =8