Thursday
May 5, 2016

# Posts by kwack

Total # Posts: 13

math
If 2100 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box. Volume = cubic centimeters.
September 7, 2010

math
i need to find when the function increases or decreases, this is the derivative of the function (10 − 3x)/(2 ¡î5 − x) but how do you solve the function when x is zero?
September 7, 2010

calculus
A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=2–x2. What are the dimensions of such a rectangle with the greatest possible area? I got Width = 4/1.732 but i don't know why its wrong I got Height = 4/3 which is right
September 7, 2010

calculus
I put -1.454 for x2 but when I put -2.299 for x3 I got it wrong
September 7, 2010

calculus
Use Newton's method to approximate a root of the equation 3sin(x)=x as follows. Let x1=1 be the initial approximation. The second approximation x2 is and the third approximation x3 is
September 7, 2010

calculus
i got it wrong
September 7, 2010

calculus
If 2100 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box. Volume = cubic centimeters.
September 7, 2010

math
The altitude of a triangle is increasing at a rate of 1500 centimeters/minute while the area of the triangle is increasing at a rate of 1000 square centimeters/minute. At what rate is the base of the triangle changing when the altitude is 10000 centimeters and the area is ...
August 27, 2010

math
show that the equation 2x-1-sinx=0 has exactly one real root. sin x = 2x-1 2x = sin x - 1 range of sin x is -1 to + 1 but how do you know that 2x is between -2 and 0 and so x is between -1 and 0
August 25, 2010

math
4.2 18. show that the equation 2x-1-sinx=0 has exactly one real root.
August 24, 2010

math