Question #243681

d2y/dx2+5 dy/dx+4y=0


1
Expert's answer
2021-09-29T08:41:07-0400

Characteristic equation: r2+5r+4=0→r1=−4,r2=−1.r^2+5r+4=0\to r_1=-4,r_2=-1.

General solution of DE: y=C1e−4x+C2e−x.y=C_1e^{-4x}+C_2e^{-x}.


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Good work..thanks to the expert
United Kingdom #333261 on Nov 2022