Question

Jika cot x = 5, maka tentukan (1/1-sin x) + (1/1+sinx)

Answer 1

Verified answer

Jawab:

trigonometri

Penjelasan dengan langkah-langkah:

cot  x = 5 = 5/1 = x/y

r = √(x²+y²) = √(5²+1²) = √26

..

cos X = x/r =  5/√26

1/cos x = (√26) / (5)

.

1/ ( 1- sin x) . 1/(1 + sin x) =

= 1/ (1 - sin² x)

= 1/cos² x

= ( 1/cos x)²

= { √26 / 5 )² =  26/25