Saturday
December 3, 2016

# Posts by lim

Total # Posts: 23

maths
And i am solving to get its general solution, so just tell me what method to use as in like homogenous, exact, integrating factor, bernouli, etc... Thanks
September 24, 2016

maths
guys need help on ODE questions, i just need you guys to tell me what method to use for the following equations and i will try solve them myself: a) (2y+tany)dx +(x-x^2(tany))dy=0 b) y'=(e^x)(2y+(e^x))+y(1+y) c) y'=1+y^2-x^2 any hints will be good also. XD
September 24, 2016

math
i see thanks :)
September 9, 2016

math
Show the functions f= f(z); z=x+iy is nowhere di fferentiable f(z)=cosy -i siny how do i do this? heres my idea separate them into u(x,y) and v(x,y) then differentiate them and since the first derivative of u(x,y) and v(x,y) does not equal i can deduce that they are ...
September 9, 2016

math
thanks... :)
September 7, 2016

math
Show that the equation z(z¯) + (a¯)z + a(z¯) + b = 0 with (a as element of complex number) and (b as element of real number) represents a circle in C. please help me, hints will work also as i don't know how to start this question :)
September 7, 2016

Math
A lecture hall has 108 chairs arranged in rows with the same number of chairs in each row. You eliminate three rows by adding six chairs to each of the other rows. How many rows are there now ? How many chairs are in each row ?
May 25, 2016

economics
If a new breakthrough in manufacturing technology reduces the cost of producing cricket bats by half, what would happen to the demand for cricket bats and demand for cricket balls?The answer is the demand for cricket bats unchanged, the demand for cricket balls increases. I ...
March 22, 2015

Physics
A jet has 4 engines, each capable of providing 415N of thrust. The mass of the jet is 140,000 kg. What is the greatest acceleration that the jet can achieve?
October 4, 2013

physics
An airplane is moving through the air at a velocity v=200m/s. Streamlines just over the top of the wing are compressed to 80% of their original area, and those under the wing are not compressed at all. a) Determine the velocity of the air just over the wing. b) Find the ...
June 14, 2013

math
3m +4 ___ =12 4
December 17, 2012

English - ms. sue
Mrs.sue What impression are created by the authors description of the playground and the school?
December 3, 2012

physics
One man hold a 3kg iron ball fall from 1.5m in the air. The ball then fall on to a table .The table is 0.5m tall. The ball bound up 3cm up and fall again. What is the impact(in Newton) the ball hit the table on the first time?
July 21, 2012

science
why will it look blurry when you blow air into the limewater
July 13, 2012

Calculus
Both are correct. Good job.
February 21, 2012

chem
calculate standard heats THE following REACTION : (H3C)3COH+HBr-----> (H3C)3CBr+H20
September 25, 2011

Math
Alyssa used 8 gal of gasoline to make a 192-mi trip. How much gasoline wl she need to make a 360-mi trip?
January 30, 2011

Math
If the difference of 135, and 98 is 37, what is the sum of the numbers?
January 30, 2011

english
we are going to interview a lectural...so what question we should ask him??example the first question is can u tell us about urself...
July 30, 2010

english
an english teacher wan us interview somebody that is also a english teacher..so what question should i ask??please give almost 10 question...thx
July 30, 2010

Science
noooooooooooo
February 24, 2010

English
Which is correct "In Jan 2009" or "On Jan 2009"
February 20, 2009

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