Question

Calcula S=13 (seno B cos B)

Answer 1

Respuesta:

$13( \sin( \beta ) + \cos( \beta ) ) \\ 13( \frac{5}{13} + ( - \frac{12}{13} )) \\ 13( \frac{5 }{13} - \frac{12}{13} ) \\ 13( - \frac{7}{13} ) \\ - 7$

S = -7