Question

Demuestra
2sen60+3/ 2tan60+3sec60 = cos60

Answer 1

Respuesta:

Explicación paso a paso:

$\frac{2sen 60 + 3}{2tan 60+3sec60} = cos 60$

$\frac{2(\frac{\sqrt{3} }{2} ) + 3}{2(\sqrt{3} )+3(2)} =$

$\frac{{\sqrt{3}} + 3}{2\sqrt{3}+6} =$

$\frac{{\sqrt{3}} + 3}{2(\sqrt{3}+3)} =$

$\frac{1}{2} =$ cos 60°