(D² + 1)y = secx Ans. y = c₁cosx + c₂sinx - 1/2+1/sec²x+2/sin +=sec²x + =sin x ln(secx + tanx)
(D² + 1)y = secx Ans. y = c₁cosx + c₂sinx - 1/2+1/sec²x+2/sin +=sec²x + =sin x ln(secx + tanx)
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.2: Derivatives Of Products And Quotients
Problem 37E
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Using variation of parameter prove that this is the answer for the equation.
(D^2+1)y = sec^4x
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