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### Messages - Zihan Wan

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1
##### Quiz-6 / Re: Q6 TUT 5101
« on: November 17, 2018, 04:19:43 PM »
solution is attached

2
##### Term Test 1 / Re: TT1 Problem 3 (night)
« on: October 19, 2018, 11:28:22 AM »
For(c), C is an arbitrary real number that is derived when looking for the formula for v, a real-valued function. So in the end, there will a term of the form Ci, a pure imaginary number, not an arbitrary constant.
Just my thought.

3
##### Term Test 1 / Re: TT1 Problem 4 (night)
« on: October 19, 2018, 11:10:10 AM »
$-3^{3}*2\pi$

4
##### Term Test 1 / Re: TT1 Problem 4 (night)
« on: October 19, 2018, 10:55:58 AM »
-54pi

5
##### Term Test 1 / Re: TT1 Problem 3 (night)
« on: October 19, 2018, 10:55:04 AM »
that should be i2z

6
##### Term Test 2 / Re: TT2--P1
« on: March 22, 2018, 04:51:13 PM »
y(0)=0,y'(0)=pi
but you are solving like y'(0)=0

7
##### Quiz-1 / TUT 0501
« on: January 25, 2018, 04:54:59 PM »
Find the general solution of the given differential equation, and use it to determine how solutions behave as t→∞
ty′+2y=sin(t), t>0

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