just
Popular questions and responses by just
Math
Jeff is putting a fence around his rectangular yard. It is 50 feet long and 30 feet wide. The fence posts must be 10 feet apart. How many posts does he need? Draw a picture
asked on May 29, 2014 
ap chem
a solution is prepared by dissolving 4.87 g of sodium dichromate in 25.0 ml of water. (d=1.00g/mL).calculate a. the mass percent of sodium dichromate in the solution. b. the mass percent o water in the solution. c the mole fraction of sodium dichromate in
asked on February 20, 2007 
maths
solve quadiratic inequalitiy using product propertise 6xsq x+3
asked on January 10, 2016 
PRECAL!
Prove: (3cosx + 4sinx)^2 + (4cosx  3sinx)^2=5 ...this is all under the square root sign. this is what i did please check. i multipied both binomials. but i get cos square x..and sincosx ..how do i combine them..please help! In this case, after multiplying
asked on March 27, 2007 
ap chem
I was absent for this info and im stuck. A)calculate the pH in an acidbase titration when 10.00mL o 1.000 m NaOH is added to 50.00 mL of 1.000m HNO2. Ka=6.0x10^4 B) How many grams of NaC2H3O2 must be added to 500mL o 0.200m HAc to produce a buffer with
asked on June 10, 2007 
Maths
Please help, I need to calculate the gradient of a straight line that passes through the points (4,3) and (10,0)
asked on July 8, 2010

Language Help me
B C A A B 100%
posted on December 14, 2018 
One Last Help
1.C 2.C 3.A 4.B 5.D 100%
posted on December 13, 2018 
Life orientation
Ur all idiots
posted on May 29, 2018