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B
1
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C
2
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Solution
The correct option is B 1 log4(x−1)=log2(x−3) x−1≥0andx−3≥0∴x≥3 12log2(x−1)=log2(x−3) (x−1)=(x−3)2 x−1=x2+9−6x x2−7x+10=0 (x−2)(x−5)=0 x=2orx=5 x=2 is not accept able (asxshouldbe≥3) so, no.of solution is = 1