Question

zero of quadratic polynomial x²-5​

Answer 1

Answer:

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

Answer 2

${x}^{2} - 5 = 0 \\ ⇒ {x}^{2} = 5 \\ ⇒x = \sqrt{5}$