Question

9) Find the roots of the equation x2 - 4x - 5 = 0
1) (5, -1)
2) (5,4)
3)(0,0)​

Answer 1

Answer:

option a is correct foy the above problem. u r wlcm nero

Answer 2

Answer:

$a.(5, - 1)$

Step-by-step explanation:

${x}^{2} - 4x - 5 = 0$

${x}^{2} - 5x + x - 5 = 0$

$x(x - 5) + 1(x - 5) = 0$

$(x + 1)(x - 5) = 0$

$\boxed{x = - 1 \: \: \: or \: \: \: 5}$

Hence option a. is correct one.