# Thread: Definite intergral double check

1. ## Definite intergral double check

i end up getting
[2/5log(9) . 1/2log(7)] - [2/5log(4) - 1/2log(5)]

= 0.156
Is that right? wolfram says its right, but it seems like a weird answers for an assignment question

2. Originally Posted by Daniiel

i end up getting
[2/5log(9) . 1/2log(7)] - [2/5log(4) - 1/2log(5)]

= 0.156
Is that right? wolfram says its right, but it seems like a weird answers for an assignment question
Dear Daniiel,

Yes your answer is correct.

3. Originally Posted by Daniiel
= 0.156
Is that right? wolfram says its right, but it seems like a weird answers for an assignment question
Not a real good consideration. Work so that your writings can be understood and check with confidence. Would you feel better about this answer...

$
\frac{1}{10}\cdot \ln\left(\left(\frac{3}{2}\right)^{8}\cdot\left(\f rac{5}{7}\right)^{5}\right)
$