Math, asked by rspuneeth30, 1 month ago

Show that cos 20 = 2 cos 0-1

Answers

Answered by utkarshkapoor92

1

Step-by-step explanation:

answer is the 9 I hope this correct

Answered by priya221612

1

Step-by-step explanation:

hey sorry nanu 9 th std nana keypad ondhu solpa mistake

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