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01-10-2015
Mathematics

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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 :

01-10-2015

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

Answer Link

01-10-2015

[tex]169 = s^2\\13\times 13 = s^2\\13\times 13 = s \times s \\\\s = 13[/tex]

Answer Link

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