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October 4, 2020 12:29 pm 30 pts
pls tell how.... . . .. . . . . .. . . . . . . .. . . . . . . . . . .. . .
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because only in option b there is single prime power order I.e 128 = (2)^7 . and other option are not of single prime ..
Deepak singh
so., option b is correct
• Piyush
All Other option are multiple of power of two different prime.
Piyush
Any doubt then you can ask.
• Piyush
Only option B has order in some power of P (2^7)