# tut2 - has decreased by 3 If the rate of decay is...

This preview shows pages 1–2. Sign up to view the full content.

Name: __________________________ Activity for Tutorial 2 To be submitted at the end of your tutorial on July 15 or July 20. 1. Determine the k that makes this exact: (6 xy 3 + cos y ) dx + (2 kx 2 y 2 x sin y ) dy = 0 . 2. Solve (4 t 3 y 15 t 2 y ) + ( t 4 + 3 y 2 t ) dy dt = 0. Verify that your answer is a solution.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Name: __________________________ 3. Initially there are 100 milligrams of a radioactive substance. After 6 hours the mass
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: has decreased by 3%. If the rate of decay is proportional to the amount, how much remains after 20 hours? 4. Determine the charge and current at t = 0.005 s if I (0) = 0.4....
View Full Document

{[ snackBarMessage ]}

### Page1 / 2

tut2 - has decreased by 3 If the rate of decay is...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online