Popular questions and responses by just
  1. 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
  2. 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
  3. maths

    solve quadiratic inequalitiy using product propertise 6xsq -x+3

    asked on January 10, 2016
  4. 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
  5. ap chem

    I was absent for this info and im stuck. A)calculate the pH in an acid-base 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
  6. 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
  1. Language Help me

    B C A A B 100%

    posted on December 14, 2018
  2. One Last Help

    1.C 2.C 3.A 4.B 5.D 100%

    posted on December 13, 2018
  3. Life orientation

    Ur all idiots

    posted on May 29, 2018