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In each of the following cases, state wh...

In each of the following cases, state whether `A = B` or `A ne B.`
`(i) A={a,b,c,d,e}B`={`x:x` is first five letters of English alphabet}
`(ii) A'{0},B={x:x` is a natural number less than `1}`
`(iii) A={1,5,25,125}, B={x:x` is a positive divisor of 125}
`(iv) A={x:x` is a multiple of 10} `B={10,15,20,25,30,....}`

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The correct Answer is:
`{:((i),A=B,(ii),AneB),((iii),A=B,(iv),AneB):}`
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