Test 12
1.
\(\log3\cong0{,}4771\)
\(\Rightarrow\log(0{,}3)-\log(0{,}09)=?\)
A) \(1{,}5229\)B) \(\overline1{,}5229\)C) \(0{,}5229\)D) \(\overline2{,}9442\)E) \(\overline1{,}9442\)
2.
\(\log5\cong0{,}698\)
\(\Rightarrow\log(0{,}25)+\log(0{,}125)=?\)
A) \(\overline3{,}51\)B) \(\overline3{,}49\)C) \(\overline1{,}49\)D) \(2{,}51\)E) \(\overline2{,}49\)
3.
\(\log x=\overline1{,}340\)
\(\Rightarrow\log(x^2)=?\)
A) \(0{,}34\)B) \(\overline1{,}34\)C) \(\overline2{,}68\)D) \(1{,}92\)E) \(\overline1{,}98\)
4.
\(\log x=2{,}456\)
\(\Rightarrow-\log x=?\)
A) \(\overline3{,}456\)B) \(\overline2{,}456\)C) \(\overline3{,}544\)D) \(\overline3{,}456\)E) \(\overline2{,}544\)
5.
\(-\log x=1{,}123\)
\(\Rightarrow\log(x^2)=?\)
A) \(\overline2{,}246\)B) \(\overline3{,}754\)C) \(\overline3{,}246\)D) \(\overline1{,}246\)E) \(2{,}754\)
6.
\(\log x=2{,}246\)
\(\Rightarrow-\log(x^3)=?\)
A) \(\overline7{,}262\)B) \(\overline6{,}738\)C) \(\overline7{,}246\)D) \(\overline6{,}262\)E) \(7{,}738\)
7.
\(\log\sqrt x=1{,}205\)
\(\Rightarrow\log\left(\samefrac1x\right)=?\)
A) \(2{,}41\)B) \(1{,}41\)C) \(\overline3{,}59\)D) \(\overline2{,}41\)E) \(\overline1{,}59\)
8.
\(-\log(x^2)=4{,}354\)
\(\Rightarrow\log\left(\samefrac1{x^3}\right)=?\)
A) \(5{,}531\)B) \(6{,}177\)C) \(\overline2{,}177\)D) \(6{,}531\)E) \(\overline6{,}531\)