Wednesday
December 11, 2013

Posts by Crystal

Total # Posts: 712

algebra
Find the sum by making a drawing. (2+3)+(5x+1)

math: simplify
simplify: x^-7 x^4 5x^-4 x^4 7x^0 y^-3

Accounting
(a) Using incremental analysis, determine whether SY Telc should accept this offer under each of the following independent assumptions. (1) Assume that \$300,000 of the fixed overhead cost can be reduced (avoided). (2) Assume that none of the fixed overhead can be reduced (avoi...

english

PRE-ALGEBRA
How do you solve these inequalities? -2(4k-3)=5(2k)-(-7) 6(2a-3)-3(a-4)=16 3r-2=-4(2-r)-5r+8 -3(c-10)-c=19-5c

chemistry
An element has ccp packing with a face-centered cubic unit cell. Its density is 1770 kg/m3 and the unit cell volume is 1.50 x 10-28 m3. Calculate the molar mass (g/mol) of the element to three significant figures.

physics
a motorboat is driven across a river at 5km/h at right angles to a current flowing at 3.9km/h. What is the resulting speed of the motorboat?

physics
2. Saturn has a radius of about 9.0 earth radii, and a mass 95 times the Earth’s mass. Estimate the gravitational field on the surface of Saturn compared to that on the Earth

chemistry
What are the the missing reactants for the double-displacement reaction that produces PF5 and AsCl3 ?

Statistics
I am not sure how to even get started on this question could someone help please. A college advisor wants to estimate the mean annual income of all college students who graduated last year. It is believed that the incomes follow a normal distribution with population standard d...

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