Math, asked by saujatyabiswas4, 1 year ago

Without using tables, evaluate:
sin 31° sec 59° + cot 59° cot 31°
4 tan 60° sec 30° +-
8 sin2 30° - tan2 45°

Answers

Answered by ashuto56

5

Answer:

1)2

2)8

3)1.............

Answered by apputhi13

0

Answer:

Step-by-step explanation:

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