Consider the equation x^(2) +2x- n= 0, w...

Consider the equation `x^(2) +2x- n= 0`, where `n in N and n in [5,100]`. Total number of different values of n so that the given equation has integral roots is

A

8

B

3

C

6

D

4

Verified by Experts

The correct Answer is:

A

Similar Questions

Explore conceptually related problems

The number of integral values of b, for which the equation x^(2) + bx - 16 = 0 has integral roots is

Consider the expansion of (x/9+9y)^2n If n=5 ,find its middle term.

Consider the equation 1+6+11 + 16 + ... +x= 148 If n is the number of terms in the sum, prove that n=(x+4)/5 -

If the roots of the quadratic equation m x^(2) - n x + k = 0 are tan 33^(@) and tan 12^(@) , then the value of (2m + n + k)/(m) is equal to

Consider the statement '' p(n):9^n-1 is a multiple of 8''. Where n is a natural number. Is p(1) true?

Consider the GP 3,3^2,3^3,….. Find the value of n so that the sum to n terms of this GP Is 120.

If one root of the equation bx^2+mx+n=0 is 9/2 and m/(4n)=l/m , then l+n is equal to