Question

sen 2x = cos 40°
el valor de x es:
○sen 50°
○cos 50°
○cos 25°
○sen 25°​

Answer 1

sen 50⁰ = 0,766044

cos 50⁰= 0,642788

cos 25⁰ = 0,906308

sen 25⁰ = 0,422618

valor de x es = x=25+180n,65+180n,