Differential Midterm_2008_solution

Differential Midterm_2008_solution - MATH2860U Midterm...

This preview shows pages 1–4. Sign up to view the full content.

MATH2860U Midterm October, 2008 2 1. (4 marks each; total 12 marks) Answer each question in the space provided. You MUST show all of your work. a) Consider the following linear first-order differential equation: 3 sin 3 x y y x = . What is the appropriate integrating factor to help solve this equation? (Just find the integrating factor, but do NOT actually solve the equation). b) Find all values of m so that m x is a solution of the differential equation 0 2 2 2 = + y y x y x c) Find the general solution of the differential equation 0 ) 16 )( 9 )( 1 ( 2 2 2 = + + y D D D .

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

View Full Document
MATH2860U Midterm October, 2008 3 2. (7 marks) Find the general solution of the differential equation 0 1 2 ) 4 ( 4 2 3 = + + dx dy y y x e y x x
MATH2860U Midterm October, 2008 4 3. (Total 12 marks) Write your final answer on the line provided. You do NOT have to show your work, but it is suggested for parts f and g (for part marks in case the final answer is wrong).

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

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 6

Differential Midterm_2008_solution - MATH2860U Midterm...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online