Let `(x+10)^(50)+(x-10)^(50)=a_(0)+a_(1)x+a_(2)x^(2)+...+a_(50)x^(50)` for all `x in R`, then `(a_(2))/(a_(0))` is equal to

Let (x+5)^(30)+(x-5)^(30) = a_(0)+a_(1)x+a_(2)x^(2)+...+a_(30)x^(30) for all x in R then (a_(2))/(a_(0))=

If (1+x+x^(2))^(8)=a_(0)+a_(1)x+a_(2)x^(2)+…a_(16)x^(16) for all values of x, then (a_(5))/(100) is equal to

(1+x+x^(2))^(25)=a_(0)+a_(1)x+a_(2)x^(2)+....+a_(50)*x^(50) then a_(0)+a_(2)+a_(4)+...+a_(50) is :

Let (1+x+x^(2))^(9)=a_(0)+a_(1)x+a_(2)x^(2)+.....+a_(18)x^(18) . Then

Let (1+x+x^(2))^(9)=a_(0)+a_(1)x+a_(2)x^(2)+......+a_(18)x^(18) . Then

If (1+x+x^(2))^(25)=a_(0)+a_(1)x+a_(2)x^(2)+...+a_(50).x^(50) , then a_(0)+a_(2)+a_(4)+....+a_(50) is

If (1+2x+3x^(2) )^(10) = a_(0) + a_(1) x + a_(2) x^(2) +…+a_(20) x^(20) , then

If (2x^(2)-x-1)^(5)=a_(0)+a_(1)x+a_(2)x^(2)+…+a_(10)x^(10) , then a_(2)+a_(4)+a_(6)+a_(8)+a_(10) is equal to : a)15 b)30 c)16 d)32

If (1+kx)^(10)=a_(0)+a_(1)x+a_(2)x^(2)+....+a_(10)x^(10) and a_(2)+(7)/(5)a_(1)+1=0 then k=

If (2+x+x^(2))^(10)=a_(0)+a_(1)x+a_(2)x^(2)+......+a_(20)x^(20) then (a_(1)-a_(0))/(a_(20))=