Wednesday
December 11, 2013

# Posts by ruby

Total # Posts: 159

history
briefly: what is vietnamisation?

trig
on the same set of axes: (0 degrees is greater than or equal to x and x is less than or equal to 360 degrees) (a) sketch the graphs of y= sin degrees ,y=2sinx degrees and y=sin2x degrees

trig
Given Tangent theta = -5 on 4 and cos theta >0, find sine theta and sec theta

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

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