# algebra with logarithms questionWatch

#1
Hi everyone

I have the below question

I understand most of the answer apart from how there is a 1 on the right hand side. (on the line listed as number 2).

Thanks
0
quote
5 years ago
#2
(Original post by jojo55)

Thanks
ln t = 0 implies t = 1

so

This is true of any log base.
quote
5 years ago
#3
(Original post by jojo55)
Hi everyone

I have the below question

I understand most of the answer apart from how there is a 1 on the right hand side. (on the line listed as number 2).

Thanks
You can avoid the problem by noting that, using laws of logarithms gives
0
quote
#4
(Original post by ghostwalker)
ln t = 0 implies t = 1

so

This is true of any log base.

I didn't have that rule written down, but that now makes sense so I fully understand the question. Thanks for taking the time to help me
1
quote
X

new posts
Latest
My Feed

### Oops, nobody has postedin the last few hours.

Why not re-start the conversation?

see more

### See more of what you like onThe Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

### University open days

• University of Lincoln
Wed, 12 Dec '18
• Bournemouth University
Midwifery Open Day at Portsmouth Campus Undergraduate
Wed, 12 Dec '18
• Buckinghamshire New University
Wed, 12 Dec '18

### Poll

Join the discussion

#### Do you like exams?

Yes (169)
18.59%
No (554)
60.95%
Not really bothered about them (186)
20.46%