EGGHEDZ

Solutions to Maths exam set 2

2011-09-21T12:29:00.001+05:30

I am writing the answers only...If you want I will post the solutions (solved ) too....just post the comment and i will post the solved solutions of the question.
1)14 + 28 i
2)x = +- (sqrt(5))i
3) 3/13 + 2 i/13
4)x <= -3
5){x x belongs to Z and -3<x<0 }
6)(1,-1) (1,0) (-1,-1) (-1,0)
7) {a,c}
8) 1/ sqrt(2)
9)2
12) x=n pi + (-1)^n 7pi/8
13)sqrt(2)-1
14)Polynomial Function and function is f(x)=x^2 , x belongs to R
15)170
20)(-1+- i sqrt(7))/2sqrt(2)
21)2(cos 2 pi/3 + i sin 2 pi/3)
22) 0'
23) +/- (2+i)
24) 120<x<300
26) 3
27) i)Domain= {x -5<=x<=5 } Range = { x 0<=x<=5}
ii)Domain = R-{3} Range = R
If you want prove question's solutions too then post a comment

IITJEE books

2011-09-20T17:05:00.000+05:30

Following are the links for some books ...just click on the link or paste it:

1) Morrison and boyd for organic chemistry : Download here

2)Problems in Calculus by IA Maron : Download here

3)Plane Trigonometry by SL loney: Download here Password : twilightzone

4)Coordinate Geometry by SL loney : Dwonlaod here

5) Problems Physics by IE Irodov: Download
Solutions to Irodov

6) ALG ALgebra Download

7) Halliday Resnick (physics) download

First Problem of this blog !

2011-09-20T15:01:00.003+05:30

Lets see.....
the major problem which is arising is for tomorrow's Maths exam :
SETS (last exercise)
how to prove and all....
I got a solution : Prove it with Venn diagram -easiest of all and legal too ;). I hope that Avasthi sir allows that.
I am gonna do that in the exam if Sets come.
Post comments if you agree with me
also post if you disagree with me ....lol