Monday
May 20, 2013

Posts by Jacob

Total # Posts: 591

Math
I have to factor 15x^2+2x-24 How can I do this?

Chemistry
The half-life of hafnium-156 is 0.025 s. how long will it take a 560 g sample to decay to one-fourth it's original mass?

Chemistry
If the half life of Iodine-131 is 8.10 days, how long will it take for 120.0 g to decay to 7.50g?

Chemistry
Thallium-208 has a half life of 3.053 min. How long will it take for 120.0 g to decay to 7.50 g?

Chemistry
If 100.0 g of carbon-14 decays until only 25.0 g of carbon is left after 11,460 y, what is the half-life of carbon-14?

History
How did the Civil War affect the home front in the north and south?

History (Industrial Revolution)
Can you give me an outline of the Industrial Revolution?

Calculus
When an electronics store prices a certain brand of stereos at p hundred dollars per set, it is found that q sets will be sold each month, where q2 + 2 p2 = 41. a. Find the elasticity of demand for the stereos using implicit differentiation. b. For a unit price of p = 4 (\$400)...

Calculus
When an electronics store prices a certain brand of stereos at p hundred dollars per set, it is found that q sets will be sold each month, where q2 + 2 p2 = 41. a. Find the elasticity of demand for the stereos using implicit differentiation. b. For a unit price of p = 4 (\$400)...

new mexico
Kara drew a horizontal dashed line through the middle of a trapezoid parallel to the parallel sides.Did she create a line of symmetry?

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