Question

cot 20°
cosec 13°
1. Evaluate :
sec 77°
tan 70°​

Answer 1

Answer:

cosec13° /sec77 °−  tan70° /cot20°  =  cosec(90°−77°)  /sec77° −  cot(90°−70°) tan70 °=  sec77° /sec77°  −  tan70° /tan70°

​=1−1

=0

Answer 2

Answer:

hi cch

Step-by-step explanation:

Digicel of the end of time to k liye kuch to the same at earliest to enable you to k baad you soon love your time to u g shy at first I will send you the moment I am to k t shirts for ten love the moment but will be in the same at the same in Palasandra layout and then we will be able