I am also preparing to Toefl ibt and found the following youtube link very helpful with speaking and writing part. I hope admin people would not mind if I post it here. It is not an ad, just a reference to study.

http://www.youtube.com/watch?v=S4lzrCpn ... re=related

thanks guys for helping, I think i have to explain the question in details. The answer is 8 with radical sign. The picture has acute triangle with sides - x=1, z=3, y=?? -where y is hypotenuse. Sorry can't provide the question from the book- i need to scan it. but it has exactly the same image of a ...

geometry : acute triangle

Guys, please help me, I am brushing my math skills these days with Kaplan Gmat math book - and have a trouble to find the way to solve the following. We have a n acute triangle with sides 1 and 3, need to find hypotenuse (third side). I applied Pythagorean theorem- it does not match my answer. I do ...

Multiple Parentheses -please help

X³(1+3(x+2-y²(xy-3x²))-y)


Could you please give a step by step analysis for this application. My answer is -2y , but i am not sure if it is correct. Appreciate your help!