Q 55. - Precalculus Enhanced with Graphing Utilities

Question

Calculate the following : $\frac{2\ln 5-\log 50}{\log 4 -ln2}$

Step-by-Step Solution

Answer

The value of the given expression is $\approx -16.686$

Step 1. Given information

Given expression is : $\frac{2\ln 5-\log 50}{\log 4 -ln2}$

Step 2. How to calculate using scientific calculator

Apply a scientific calculator.

Press $\ln \left(\right)$ button and write the value of  $x$ in  $\left(\right)$ after  .$\ln \left(\right)$

Press $\log \left(\right)$  button and write the value of  $x$ in $\left(\right)$  after  $\log \left(\right)$.

 

Press $=$  button on the calculator.

It will give the exact value of the logarithmic number.

Round the value upto three decimal places

Step 3. Calculation

By entering the function following previous step, we have,

$x\approx -16.686$