Tuesday

October 6, 2015
Total # Posts: 26

**chemistry**

how many grams of oxygen are required to burn completely 570g of octane?
*September 1, 2013*

**MATHS**

draw a line segment AB=6cm take a point C on AB such that AC= 2.5 cm draw CD perpendicular to AB ?
*August 22, 2011*

**algebra urgent !!!!**

thank u sooo much !!!! ur a lifesaver :D
*November 1, 2010*

**algebra urgent !!!!**

how to get from step 2 to step 3 1. (x^3 + y^3) + xy(x + y) 2. (x + y)(x^2 - xy + y^2) + xy(x + y) 3. (x + y)(x^2 + y^2) objective: factorization
*November 1, 2010*

**math **

A rope 15m long was cut into pieces 1/2m long to teach tying of knots to scouts. how many pieces were cut ?
*October 16, 2010*

**Math**

h is 54. 1/6h = 9 1/6h * 6 = 9 * 6 1h = 54
*September 19, 2010*

**geometry**

i need help with this geometry prblem my math book is online on this site: w w w . k e y m a t h . com / D G 3 the class passcode is: 1574-4c524 The chapter is 0 Lesson 0.2 pg. 9 problem number 6 REMEMBER 4-FOLD SYMMENTRY IS NEEDED !!! URGENT !!!
*September 19, 2010*

**geometry**

i need help with this geometry prblem my math book is online on this site: w w w . k e y m a t h . com / D G 3 the class passcode is: 1574-4c524 The chapter is 0 Lesson 0.2 pg. 9 problem number 6 REMEMBER 4-FOLD SYMMENTRY IS NEEDED !!! URGENT !!!
*September 19, 2010*

**math**

i had already done the first question by myself...nd ive been playing with it for liek an hour....its not happening :(
*September 19, 2010*

**math**

but it wont have 4-fold rotational symmetry...
*September 19, 2010*

**math**

i need help with this geometry prblem my math book is online on this site: w w w . k e y m a t h . com / D G 3 the class passcode is: 1574-4c524 The chapter is 0 Lesson 0.2 pg. 9 problem number 6 URGENT !!!
*September 19, 2010*

**math**

yes thank u soooo much
*March 11, 2009*

**math**

x/4 - 4 = 3x/4 - 6 Find x
*March 11, 2009*

**math**

thank you
*March 11, 2009*

**math**

3x+3 = -2x-12 find x
*March 11, 2009*

**Question**

they r similar in way. You are supposed to animate and create characters on the computer for both of them. Computer effects and computer knowledge is also needed. Did it help ???
*December 5, 2008*

**math**

i dont get it v didnt study quadratic equations yet can u explain it through work
*December 2, 2008*

**math**

4.5x(1.25x+130)=3x-115 find the value of x and show the steps
*December 2, 2008*

**math**

5-2x+2=12 what does x equal and what are the steps to find it ???
*November 15, 2008*

**Geography**

it is getting farther away....
*November 15, 2008*

**math**

actually, the result of this equation is 12, not 0
*November 15, 2008*

**math**

5+2(x-1) what does x equal and what are the steps to find it ??? PLZ HELP !!!!!!!
*November 15, 2008*

**math**

it kinda doesnt work
*November 11, 2008*

**math**

how do u subtract 24 from both sides
*November 11, 2008*

**math**

6(x+4)= 3x-2
*November 11, 2008*

**Math**

how do u divide a fraction
*April 14, 2008*

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