Question

If x(x²+5) is a quadratic equation
why?

Answer 1

Answer:

if,

x2=5thenx=55=2.236\begin{lgathered}{x}^{2} \: = 5 \\ then \\ x = \sqrt{5} \\ \\ \sqrt{5} = 2.236\end{lgathered}

x

2

=5

then

x=

5

5

=2.236