Question

Q.4. Find the value of K for real roots of the following Quadratic equation x2 – Kx + 4 = 0. Q.5. If  and  are the zeroes of the polynomial x2 – (x + 1) P + C such that ( + 1)( + 1) = 0 then find the value of C. pls urgent

Answer 1

Answer:

hi friend

Step-by-step explanation:

we use the nature of the roots of the quadratic equation.for real roots

the discriminant D =B square- 4AC>0