The FT of x(t) = e2t u(-t) is:
1
\(X\left( j\omega \right)=-\frac{1}{(2~+~j\omega) }\)
2
\(X\left( j\omega \right)=\frac{1}{(j\omega~-~2) }\)
3
\(X\left( j\omega \right)=\frac{1}{(j\omega~+~2) }\)
4
\(X\left( j\omega \right)=-\frac{1}{(j\omega~-~2) }\)
5
\(X\left( j\omega \right)=-\frac{2}{(j\omega~-~2) }\)
5
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