Respuesta :

Stefanisaska

Answer: 90°

Step-by-step explanation:

scs(t)=1/sint

sint²+cost²=1

cot t=(cost/sint)²

(cost²/sint²)/Sint²=1/sint-sint

cost²/sint⁴=1/sint-sint

cost²=sint³-sint⁵

Cost²=sint³(1-sint²)

cost²=sint³cost²

1=sint³

sint=1

arcsin1=90°

Cot^2(t)=(cost/sint)²