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Solve the following differential equatio
dy
+(a + b)
+ aby = 0.
dx²
A.
dx
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Answer:
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Answered by
0
Answer:
E=x2+y2+l2kqx2+y2+z2xi^+yj^−lk^−x2+y2+l2kqx2+y2+z2xi^+yj^+lz^
=−4πϵ02(x2+y2+z2)3/2qlk^
ϕ=∫E.dA=∫Edxdyk^
=2πϵ0−1ql
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