Test 11
1.
\(\log x=0.301\)
\(\Rightarrow\log(x^3)=?\)
A) \(3.301\)B) \(2.301\)C) \(1.602\)D) \(0.903\)E) \(0.602\)
2.
\(\log x=1.041\)
\(\Rightarrow\log(100x^2)=?\)
A) \(2.082\)B) \(2.841\)C) \(4.041\)D) \(4.082\)E) \(4.82\)
3.
\(\log2\approx0.301\)
\(\Rightarrow\log16+\log640=?\)
A) \(4.01\)B) \(4.001\)C) \(4.201\)D) \(4.301\)E) \(4.331\)
4.
\(\log5\approx0.698\)
\(\Rightarrow\log\samefrac2{500}=?\)
A) \(\overline1.396\)B) \(\overline2.396\)C) \(\overline2.604\)D) \(\overline3.604\)E) \(\overline3.698\)
5.
\(\log x\approx\overline1.47\)
\(\Rightarrow\log(x^{-1})+\log(0.01\sqrt x)=?\)
A) \(\overline2.765\)B) \(\overline2.235\)C) \(\overline1.235\)D) \(\overline3.765\)E) \(\overline3.235\)
6.
\(\log3\approx0.477\)
\(\log5\approx0.698\)
\(\Rightarrow\log\samefrac{15}2=?\)
A) \(1.396\)B) \(0.873\)C) \(-1.873\)D) \(-1.396\)E) \(-0.873\)
7.
\(\log x=\overline3.602\)
\(\log y=2.699\)
\(\Rightarrow\log\samefrac xy=?\)
A) \(6.097\)B) \(3.903\)C) \(5.903\)D) \(-6.903\)E) \(\overline6.903\)
8.
\(\log(a^2)=-0.602\)
\(\Rightarrow\log a=?\)
A) \(0.31\)B) \(\overline0.301\)C) \(\overline1.699\)D) \(\overline2.602\)E) \(0.602\)