MathDB
Logarithms

Source:

February 7, 2009
logarithms

Problem Statement

If \log 2\equal{}.3010 and \log 3\equal{}.4771, the value of x x when 3^{x\plus{}3}\equal{}135 is approximately: <spanclass=latexbold>(A)</span> 5<spanclass=latexbold>(B)</span> 1.47<spanclass=latexbold>(C)</span> 1.67<spanclass=latexbold>(D)</span> 1.78<spanclass=latexbold>(E)</span> 1.63 <span class='latex-bold'>(A)</span>\ 5 \qquad <span class='latex-bold'>(B)</span>\ 1.47 \qquad <span class='latex-bold'>(C)</span>\ 1.67 \qquad <span class='latex-bold'>(D)</span>\ 1.78 \qquad <span class='latex-bold'>(E)</span>\ 1.63