IFoA_CAA_M0 Exam - Topic 6 Question 87 Discussion

Actual exam question for IFoA's IFoA_CAA_M0 exam

Question #: 87
Topic #: 6

[All IFoA_CAA_M0 Questions]

Determinewhich of the options is equal to log(3) - 2log(x+1).

AOption A

BOption B

COption C

DOption D

Show Suggested Answer

Suggested Answer: D

by Josefa at Jul 09, 2025, 11:34 PM

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Sabrina

2 months ago

Wait, can someone explain why it's not A?

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Jimmie

2 months ago

Are we sure about that? Seems off to me.

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Kenda

2 months ago

I think it's Option C!

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Bong

3 months ago

Just remember, log(a) - log(b) = log(a/b)!

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Gregoria

3 months ago

Totally agree, C looks right.

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Daniel

3 months ago

I feel like I’ve seen this format before. If I recall correctly, we might end up with something like log(3/(x+1)^2) after simplifying.

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Elise

3 months ago

I'm a bit lost on how to handle the negative in front of the 2log(x+1). Does that mean we should be looking for a subtraction in the options?

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Ozell

4 months ago

I remember practicing a similar question where we had to simplify logs. I think we might need to combine terms somehow.

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Winifred

4 months ago

I think we can use the properties of logarithms here, like the power rule. But I'm not entirely sure how to apply it to this specific problem.

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Mitsue

4 months ago

I'll start by expanding the expression and see if I can simplify it down to one of the options.

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Salome

4 months ago

Wait, what was the question again? I better re-read it to make sure I understand.

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Audria

4 months ago

No problem, I've got this! Logarithm questions are my specialty.

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Wilda

4 months ago

Hmm, I'm a bit unsure about this one. I'll need to think through the steps carefully.

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Selma

5 months ago

Okay, this looks like a logarithm question. I'll need to remember the properties of logs to solve this.

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Leontine

6 months ago

Logarithms? More like log-oof-rithms, am I right? This is going to be a real brain teaser.

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Josephine

7 months ago

Logarithms? Really? It's like the exam is trying to give me a headache. *sigh* Alright, let's do this.

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Arlen

7 months ago

Wait, is this a trick question? I'm not sure if any of these options are correct. Time to break out the logarithm rules!

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Katy

5 months ago

Tammy: Right, now we can use the rule log(a) - log(b) = log(a/b) again to get the final answer.

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Peggy

5 months ago

User 3: So, log(3) - 2log(x+1) simplifies to log(3) - log((x+1)^2).

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Tammy

5 months ago

User 2: I think we can use the rule log(a) - log(b) = log(a/b).

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Delbert

6 months ago

User 1: Let's simplify the expression first.

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Bok

7 months ago

I agree with Merilyn. Option B seems to be the correct answer based on the simplification.

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Merilyn

7 months ago

Because when you simplify the expression, it becomes log(3) - 2log(x+1) = log(3) - log((x+1)^2) = log(3/(x+1)^2), which matches Option B.

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Aretha

7 months ago

Hmm, this one looks tricky. I'm going to have to really think this through to get the right answer.

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Vallie

5 months ago

I believe Option A is the right choice for this one.

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Ryan

5 months ago

I'm leaning towards Option C as the correct answer.

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Vilma

7 months ago

I think the answer might be Option B.

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Heike

7 months ago

Why do you think that?

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Merilyn

7 months ago

I think the answer is Option B.

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