defence exam INET Mock Test Mathematics Trigonometry Multiple and Sub-multiple Angles

यदि sin x = 4 / 5 और 0 < x < π / 2 है, तो cot (x/2) का मान ज्ञात कीजिए।

1

- 3 / 5

2

3 / 5

3

2

4

- 2

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