Question

Represente graficamente a função y = 2 sen (3 x) por pelo menos 1 período.

Answer 1

$\large\boxed{\begin{array}{l}\boxed{\begin{array}{c|c|c|c}\rm x&\rm 3x&\rm sen(3x)&\rm2sen(3x)\\\rm0&\rm0&\rm0&\rm0\\\\\rm\dfrac{\pi}{6}&\rm\dfrac{\pi}{2}&\rm1&\rm2\\\\\rm\dfrac{\pi}{3}&\rm\pi&\rm0&\rm0\\\\\rm\dfrac{\pi}{2}&\rm\dfrac{3\pi}{2}&\rm-1&\rm-2\\\\\rm\dfrac{2\pi}{3}&\rm2\pi&\rm0&\rm0\end{array}}\\\\\tt O\,gr\acute afico\,est\acute a\,anexo.\end{array}}$