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if `3^(x)=5^(y)(75)^(z)` then `Z=`A. `(y)/(2+log-(5)3)`B. `(x^(2)y^(2))/(2x+y)`C. `(x)/(2log_(3)+5+1)`D. `(xy)/(2x+y)` |
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Answer» Correct Answer - A::C::D `3^9x)=5^(y)=(75)^(z)=k` `x=(lnk)/(ln3),y=(lnk)/(ln5)=(xln3)/(ln5)` `z=(lnk)/(ln75),z=(lnk)/(ln3+2ln5)=(xy)/(2x+y)` `=(x)/(2log_(3)5+1)=(y)/(2+log_(5)3)` |
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