Question

Raiz quadrada de 349,68?

Answer 1

Raiz quadrada de 349,68?

$\sqrt{N}\approx\dfrac{N + B}{2\sqrt{B}} \\\\\\ \sqrt{349,68}\approx\dfrac{349,68 + 324}{2\sqrt{324}} \\\\\\ \sqrt{249,68}\approx\dfrac{673,68}{2\cdot18} \\\\\\ \sqrt{249,68}\approx\dfrac{673,68}{36} \\\\\\ \sqrt{349,68}\approx\ 18,7$

#essa formula costuma trazer a resposta já arredondada para fins de facilitar calculos nesse caso ela arredondou para 18,7 , mas o valor real é 18,6

Resposta :

$\sqrt{349,68}\approx\ 18,7$