phys
for a) w= 1/2 (m)(v^2) so just plug in the work that is given and the mass, and solve for v. for b) w=fd so f=w/d so plug in work and distance, convert as needed, and you're set. Hope I helped, even though I answered your question almost 3 years late!
7th grade
wat its prime number
math
80,ooo written as a product
Maths
Hi, I have a formula for modelling the variation in population density in terms of distance from a town centre; y= -3x^2 +6x+9 where y represents the population density (in thousands per km^2) and x represents the distance (in km) from the town centre I have already constructe...
chemistry
C2H5OH
Algebra
Could someone tell me why x = 0 and also x = 3 in the following equation? x^2-3x = 0 Thanks
Chemistry
Which of the following systems would be considered to be at equilibrium: I. an open flask with 2.0 mL of perfume II. a closed flask with 10 mL of water III. an open flask with 10 mL of water IV. a closed flask with an ice cube and 10 mL of water a. I d. b. I and II c.II and IV...
Algebra 2
How do you solve this problem: if f(x)=-x^2+2x-5, find f(-2)
Physics
A hollow sphere of radius 0.30 m, with rotational inertia I = 0.080 kg m2 about a line through its center of mass, rolls without slipping up a surface inclined at 19° to the horizontal. At a certain initial position, the sphere's total kinetic energy is 70 J. (a) How m...
goverment
when was the decleration of indinpendince sign plllzzz help
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