Question

determine o valor da expressão: w = (sen π/4) /(sen π/2)=

Answer 1

Resposta:

Vamos lá!

$w=\dfrac{sen\dfrac{\pi }{4} }{sen\dfrac{\pi }{2} } \\\\\\w={sen\dfrac{2\pi }{4\pi } }\\\\\\w={sen\dfrac{\pi }{2\pi } }\\\\\\w=sen0,5$

Bons estudos!!!

Prof Alexandre