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# Logarithm help

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1. Hi,

I have tried to solve this question but keep getting the wrong answer- I get 2loga3x^2 whilst the answer is loga9x^4

Can someone explain what I am doing wrong? Here is the question:

Write as a single logarithm: 2loga(3x) + logax2
2. (Original post by Logolept)
Hi,

I have tried to solve this question but keep getting the wrong answer- I get 2loga3x^2 whilst the answer is loga9x^4

Can someone explain what I am doing wrong? Here is the question:

Write as a single logarithm: 2loga(3x) + logax2
is x2 an xsquared, or just simply 2x?
3. When you multiply indices, you add.
4. (Original post by Logolept)
Hi,

I have tried to solve this question but keep getting the wrong answer- I get 2loga3x^2 whilst the answer is loga9x^4

Can someone explain what I am doing wrong? Here is the question:

Write as a single logarithm: 2loga(3x) + logax2

.
5. (Original post by Zacken)

.
Re read what you wrote, an error will transpire evident
6. (Original post by Zacken)

.
Thank you, I appreciate it.
7. (Original post by Pablo Picasso)
Re read what you wrote, an error will transpire evident
I'm dumb, can you point it out for me?
8. (Original post by TimGB)
Thanks
9. (Original post by Zacken)
I'm dumb, can you point it out for me?
isn't, not it's

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