Math, asked by janvi647prakash, 11 hours ago

Cos 6o -1 + 2 sin² 30°​

Answers

Answered by sarbanabdul
0

Step-by-step explanation:

1/2- 1+ 2× 1/4 because cos 60° = 1/2 & din 30 =1/2

= -1/2+ 1/2

= 0

so the answer is 0.

hope you have understand.

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