**I am emailing a link of this to everyone on the class list every week. If you are not receiving these emails or want to have them sent to another email address feel free to email me at jpmccarthymaths@gmail.com and I will add you to the mailing list.**

## Assignments 2

I hope to have the corrections finished tomorrow. If not it will be Monday but no later.

## Week 12

We finished the last chapter on Multiple Integration including triple integrals.

## Week 13

We will first go over the sample and then have tutorial time.

## Student Resources

Please see the Student Resources tab on the top of this page for information on the Academic Learning Centre, etc..

## 2 comments

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May 16, 2015 at 1:04 pm

StudentHi J.P.,

Is there any chance you have a solution to Q 3 (c) on the sample paper we have? I’m ending up with but I think I’ve gone wrong somewhere.

Thanks.

May 16, 2015 at 1:10 pm

J.P. McCarthyWe have found in part (i) that

.

Now part (ii) asks us when is the temperature equal to 100.

So we are solving

.

Now you have

and using the definition of logarithms we have

so

s… it cooled fairly quickly there in fairness!

Alternatively note that and are inverse functions so if we apply to both sides of we have

and continue on.

Regards,

J.P.