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Let `A = {phi, {phi}, {phi, {phi}}}, B = {{phi}, { {phi}}}`. If m denotes the number of elements in power set of A and n denotes the number of elements in power set of B, then `2log_(n)m` has the value equal to -A. 1B. 2C. 3D. 4 |
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Answer» Correct Answer - C Let `A = {phi, {phi}, {phi, {phi}}}` …………. Hence `m = 8, n = 4` `:. 2log_(n)m=2log_(4)8=log_(4)8^(2)=log_(4)64` `log_(4)4^(3)=3log_(4)4=3` |
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