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How can the resistances of 2Omega, 3 Ome...

How can the resistances of `2Omega, 3 Omega " and " 6 Omega` be connected to give an effective resistance of `4 Omega` ?

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The correct Answer is:
`2 Omega` resistance should be connected in series with parallel combination of `3 Omega` and `6 Omega` resistances
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How can three resistors of resistances 2 Omega,3 Omega , and 6 Omega be connected to give a total resistance of (a) 4 Omega (b) 1 Omega ?

Three resistance of values 2Omega,3Omega and 6Omega are to be connected to produce an effective resistance of 4Omega . This can be done by connecting.

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