" Number of positive integers "x" for which "f(x)=x^(3)-8x^(2)+20x-13" is a prime number is "

Number of positive integers x for which f(x)=x^3-8x^2+20 x-13 is a prime number is______.

Number of positive integers x for which f(x)=x^3-8x^2+20 x-13 is a prime number is______.

Number of positive integers x for which f(x)=x^3-8x^2+20 x-13 is a prime number is______.

Number of positive integers x for which f(x)=x^3-8x^2+20 x-13 is a prime number is______.

Find the number of positive integers x for which f(X)=x^(3)-8x^(2)+20x-13, is a prime number.

Total number of positive integers x for which f(x)=x^(3)-8x^(2)+20x-13 is prime number,is 1 b.2 c.3 d.4

If the positive integral values of x for which f(x)=x^(3)-8x^(2)+20x-13 is a prime are alpha,beta,gamma then

The number of integer values of m for which f(x)=x^(3)-mx^(2)+3x-11 invertible is ....

The number of positive integers x , for which the function f(x) = sqrt((2x-1)/(x^(2)-10x-11)) is not defined is: