Need to Find the Total Resistance

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SUMMARY

The discussion focuses on calculating total resistance in a circuit without an explicit voltage or current source. It emphasizes the importance of introducing a voltage source between points a and b to facilitate the calculation of equivalent resistance. Once the equivalent resistance is determined, the voltage source can be removed. The thread concludes with a suggestion to repost in the homework forum for proper guidance.

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paranormalllama
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Given the circuit, I am supposed to find the total resistance, but I am unsure of what to do without having a voltage or current source with an internal resistor.
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If voltage source is what you need, add one (a->b), calculate the equivalent resistance, then remove the source.
 
This looks like homework. Please repost in the homework forum, with a properly filled template.

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