exam
Maths Puzzle
Numerical Ability
8y+4=4y+8=36
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exam Other Question
x-y=-2
x=3y-14
1. let f(x)=a^x/a^x+3 then evaluate f(1/1996)+f(2/1996)+.........+f(1995/1996)
2. if a and b are the roots of x^4+x^3-1=0. How to prove that ab is the root of x^6+x^4+x^3-x^2-1=0