" (N) "3x^(2)-x-4

If N is the sum of the magnitude of the values of x satisfying 2^(log_(2)x^(2))-3x-4=0 ,then the value of (1)/(N)

which of the following are quadratic equations? "(i) " x-5/x=3x-9 " (ii) " (x+3)(x-4)=0 "(iii) " 5/x-3=x^(2) " (iv) " n^(3)-n+4=n^(3) (v) x-3=4x^(2)

Coefficient of x^(n) in the expansion of (1-2x+3x^(2)-4x^(3)+...oo)^(2) is

Statement-1: The middle term of (x+(1)/(x))^(2n) can exceed ((2n)^(n))/(n!) for some value of x. Statement-2: The coefficient of x^(n) in the expansion of (1-2x+3x^(2)-4x^(3)+ . . .)^(-n) is (1*3*5 . . .(2n-1))/(n!)*2^(n) . Statement-3: The coefficient of x^(5) in (1+2x+3x^(2)+ . . .)^(-3//2) is 2.1.

Statement-1: The middle term of (x+(1)/(x))^(2n) can exceed ((2n)^(n))/(n!) for some value of x. Statement-2: The coefficient of x^(n) in the expansion of (1-2x+3x^(2)-4x^(3)+ . . .)^(-n) is (1*3*5 . . .(2n-1))/(n!)*2^(n) . Statement-3: The coefficient of x^(5) in (1+2x+3x^(2)+ . . .)^(-3//2) is 2.1.

If m and n zeros of the polynomial 3x^(2) + 11x -4 then the value of m/n + n/m = ………………

If m and n are zeroes of the polynomial 3x^(2)+11x-4 find the value of (m)/(n)+(n)/(m)

If m and n are the zeros of the polynomial 3x^(2)+11x-4 , find the value of (m)/(n)+(n)/(m) .

The set (0,2,6,12,20) in the set-builder form is (1) {x:x=n^(2)-3n+2," where "n'" is a natural number "&1 (2) {x:x=n^(2)-3n+2," where "'n'" is a natural number "&1 (3) {x:x=n^(2)-3n+4," where "'n'" is a natural number "&1 (4) {x:x=n^(2)+5n-6," where 'n' is a natural number "&1<=n<=5}