1.

Find the values of k for which the quadratic equation (k+1) x2 – 2(k -1) x + 1 = 0 has real and equal roots

Answer»

{b }^{2} - 4ac = <klux>0</klux>

this is the formula of 0 is equal real roots. this is also CALLED a Nature of roots..

Step-by-step explanation:

we also knows as standard FORM of

{ax}^{2} + bx + c = 0

then apply ..

{b}^{2} - 4ac = 0


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