Question

Find the roots of x2

- 2x – (m2 – 1) = 0​

Answer 1

Answer:

$\color{green}{•••Answer•••} \\ {x}^{2} - 2x - (m + 1)(m - 1) = 0 \\ {x}^{2} - (m + 1)x + (m - 1)x - (m + 1)(m - 1) = 0 \\ x(x - (m + 1)) + (m - 1)(x - (m + 1)) = 0 \\ (x + (m - 1))(x - (m + 1)) = 0 \\ x = 1 - m \: or \: x = m + 1$

$\color{green}{•••hope \: it \: helps \: you•••}$

Answer 2

Answer:

pimu's answer is always correct✔☑