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B
0 and 4
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C
1 and 4
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D
0,1 and 4
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Solution
The correct option is D1 and 4 x√x=(√x)x Taking log on both sides, we get √xlogx=x2logx [since logxa=alogx] logx(√x−x2)=0 logx=0⇒x=1or√x=x2 ⇒x=0,4x≠0 x=1 and 4