Doubt in Maths

anbuthozhi (nil) (44 Points)

02 January 2011  

Hi friends,

I saw many people involving in CA club trying to help others by clearing their doubts in problems for general questions etc.I m very much impressed to see the people who are really helping others.

Will anyone please help me out in finding the method of solution for these questions

1. The values of 4+ 1/ 4+ 1/ 4+ 1/ 4+.......2 (in chapter equations in QA)

2. If the sum of the roots of the quadratic equation ax^2+bx+c=0 is equal to the sum of the squares of their reciprocals then b^2/ac + bc/a^2 is equal to

3. The sum of two numbers is 45 and the mean proportional between them is 18. The numbers are

Anybody please help me in solving these questions, it will be very grateful to you.

Thank you