Question

Jika a sin x = 2, maka nilai sec2 x adalah

Answer 1

X = 90
a= 2
jwbn itu d dapat krna sin 90 = 1 ..d kali 2 = 2
sec2x = 1/cos (2x90) = 1/cos 180 =0

Answer 2

Sin x = 2/a
sec x = 1/sin x = a/2
sec ² x = a²/4