Sunday
May 19, 2013

Posts by ruby


Total # Posts: 156

science
what is the average speed from 5s to 10s

sphysical cience
a car's speed changes from to travel 325m if your car can 160m/s

algebra b1
5x+4=y y-3x=7

Math
how can you condense these cos^3x* cos2x^2 cos^3x- cos2x^2 Thanks a lot :)

Pre-Calc
x=+-√(14

Chemistry
Superphosphate, a water soluble fertilizer, is sometimes marked as a "triple phosphate". It is a mixture of Ca(H2PO4)2 + 2CaSO4. Ca3(PO4)2 + 2H2SO4 --> Ca(H2PO4)2 + 2CaSO4 If you treat 400g of calcium phosphate with 267g of sulfuric acid, how many g of superphosph...

math
Use formula LCM x GCF = product of two numbers GCF = 180 / 60= 3

geometry
two of the angle of a arallelogram measure 75 what are the measures of the other two angle

bobpursley please help
wait. nevermind about the .0330. but why divide by 2?

bobpursley please help
yes, Thanks! but... i dont understand how you got the .0330 and why you divide the whole thing by 2.

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