contestada

A group of 169 students to be seated in a square formation for a yearbook photo. Solve the equation 169=s^2 to find how many students should be in each row.

Respuesta :

TSO
[tex]s^2 = 169\\s^2 = 13^2\\\\ \sqrt{s^2} = \sqrt{13^2} \\\\s = 13[/tex]
Leader
[tex]169 = s^2\\13\times 13 = s^2\\13\times 13 = s \times s \\\\s = 13[/tex]