Tuesday
December 10, 2013

# Posts by Sasha

Total # Posts: 320

Physics
An elevator cable breaks when a 950 kg elevator is 23 m above a huge spring (k = 2.3×105 N/m) at the bottom of the shaft. (a)Calculate the work done by gravity on the elevator before it hits the spring. (b) Calculate the speed of the elevator just before striking the spr...

Math
Tell whether the triangle with the given side is a right triangle;1.4 m,4.8 m,5m. Explain please.

Math
Tell whether the triangle with the given side is a right triangle;14mm, 19mm, 23mm Explain please.

Math
Tell whether the triangle with the given side is a right triangle;14mm, 19mm, 23mm

COM_155
How do i write three sentence using plurals correctly and three sentences using possessives correctly on the topic of how to store personal financial information effectively and efficiently.

math
sketch the curve using the domain, intercepts, symmetry, asymptotes, local max and min and concavity. y= x /(√(x^2) - 1)

math
Solve for x -1= (1/x) +(1/(x^2))

math
find the local maximum and minimum values of f using both the first and second derivative tests. which method do you prefer? f(x) = x/(x^2+4)

calculus
find the local maximum and minimum values of f using both the first and second derivative tests. which method do you prefer? f(x) = x/(x^2+4)

calculus
let f(x)= 2 - |2x-1|. Show that there is no value of c such that f(3)- f(0) = f'(c)(3-0). Why does this not contradict the mean value theorem.

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