Jhun
Most popular questions and responses by Jhun
calculus
Find the area under one arch of curve y=cos(x/4). This lesson is plane areas in rectangular coordinates. I don't know how to solve it. Thanks for your help.
asked on April 7, 2015 
Physics
The substation bus bar is made up of 2iches round copper bars 20 ft. long. What is the resistance of each bar if resistivity is 1.724 x 106 ohmcm.
asked on September 25, 2015 
calculus
Car A is 30 mi apart from car b. Car A moves 30 mph due east at the same time car b moves 30 degrees south of east. how fast is the distance between them changing after an hour.
asked on July 2, 2015 
Advance Math
Please bear with me. Thank you. Evaluate: Z=(ln(j3) / (2+j))^ 1/j Only j3 is inside of ln function. Then it is divided by 2+j . Then the whole equation is raised to the power of 1/j
asked on March 17, 2016 
Math(Mechanics)
In finding the minimum thickness for a thinwalled cylinder,should I use the tangential stress equation or the longitudinal stress equation? How about for maximum thickness?
asked on March 7, 2016 
Math
complex numbers: Evaluate z=(j 3/4)^j^3/4
asked on January 14, 2016 
Advance Math
evaluate cos^2 (ej)
asked on March 17, 2016 
Math, Differential Equation
3ydx= (3(x^2) 1)(dxdy). Solve by Linear. Thanks!
asked on September 28, 2015 
calculus
What is the general soln of dy/dx=9(x^2)(y) and particular soln of dy/dx=3x^2(e^y)
asked on September 8, 2015 
calculus
calculate the largest area possible that can be made by a 15 meter long wire that will be bent to form a closed plane area. No figure given
asked on July 2, 2015

MATH
giuyngu
posted on January 27, 2017 
differential equation
di ko alam eh
posted on September 28, 2015 
calculus
I really don't know. We don't have any figure or anything. I just assumed there position in cartesian plane at (0,0) for Car B, and Car A at (30,0)
posted on July 2, 2015 
Math
for the first week, he will run a total of x=(8.5*.15) + 8.5. So the answer for the first week is 9.775. for the second week, he will run 15% more of the 9.775 miles. So it will become x=(9.775*.15)+ 9.775. And the answer is letter c.
posted on April 7, 2015