This is an online community of students and teachers. Students can post their questions which might be exam questions or generic doubts. Teachers help the students with solutions and proper guidance.
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What not to do
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This thread is dedicated to preparation for Electronics & Communication Engineering - EC section of IES (Indian Engineering Services). You may share questions related to topics like Digital Circuits, Control System, Signals and System, Network Graphs, Electronic Devices, Communications, Analog Circuits, Electromagnetics etc
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= xy + x2
then 
over the path shown in the figure is
at its poles are
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