Math, asked by JPVJ, 2 months ago

(D^3+D^2-D-1)y=cos^2x+e^3x

Answers

Answered by harshitgravity2
0

Step-by-step explanation:

m3 + m2 – m – 1 = 0 Read more on Sarthaks.com - https://www.sarthaks.com/364440/solve-d-3-d-2-d-1-y-cos2x

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