Answer:
x = [tex]5\sqrt{2}[/tex]
Step-by-step explanation:
given, 50 - x^2 = 0
add x^2 to both sides, 50 = x^2
square root both sides, [tex]\sqrt{50}\\[/tex] = [tex]\sqrt{x^{2} }[/tex]
simplify, 50 / 5 = 10 / 5 = 2
you have a pair of 5's, and a 2, [tex]5\sqrt{2}[/tex] = x