Question

Is x² = 5, a quadratic equation in x

Answer 1

Step-by-step explanation:

if,

${x}^{2} \: = 5 \\ then \\ x = \sqrt{5} \\ \\ \sqrt{5} = 2.236$

Answer 2

Answer:

√5

Step-by-step explanation:

x=(√x)^2

therefore, 5 = (√5)^2