Math, asked by ashshrestha13, 7 months ago

What is the principal value of cos-1() + 2 sin--().
21
(a)
3
477
(b)
2
57
(c)
3
417
(d)
3

Answers

Answered by kumarabikovilpatti29

0

Answer:

b)

2

57

Step-by-step explanation:

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