3. If log, x + log, y = 7, then the...
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3. If log, x + log, y = 7, then the value of (log,x)+ (log,y)', is (A) 43 (B) 45 (D) 49 If log (log (log(x)= 0 log (log (log.(v))) = () and log (log (log.(z))) = 0 then the sur (C) 47 4.

JEE/Engineering Exams
Maths
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lip ( log _{x} y= ) logy ( x ) - 1 bay both the sudus ( log (x)^{2}=y^{2} ) ( left[log _{y} xright]^{2}+[log x y]^{2}+2=49 ) ( left(log _{4} xright)^{2}+left(log _{x} yright)^{2}=47 ) Optorn ( c )
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