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# S2 edexcel

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1. Can someone help me with this question: part d

I don't understand what it's asking for anyway

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2. (Original post by Lilly1234567890)
Can someone help me with this question: part d

I don't understand what it's asking for anyway

Posted from TSR Mobile
Simple algebra: (continuous distribution here), so:

then solve for . Can you do this?
3. wait where did you get the 1/3 from?

(Original post by Zacken)
Simple algebra: (continuous distribution here), so:

then solve for . Can you do this?
4. (Original post by Lilly1234567890)
wait where did you get the 1/3 from?
Add to both sides to get:

then divide both sides by 3.
5. thanks !!

(Original post by Zacken)
Add to both sides to get:

then divide both sides by 3.
6. (Original post by Lilly1234567890)
thanks !!
You're welcome.

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