Math, asked by mewansyiem797, 1 month ago

evaluate cos²60⁰-sin²30⁰

Answers

Answered by piyushk3720

2

Answer:

0 is the answer

Step-by-step explanation:

cos²60=(1/2)²=1/4

sin²30=(1/2)²=1/4

1/4-1/4=0

Answered by studylover001

131

Answer:

Question :

Evaluate cos²60⁰-sin²30⁰

Answer :

➡ cos²60⁰-sin²30⁰

➡ sin²(90-60) - sin²30°

➡ sin²30° - sin²30°

➡ 0

Hope it helps you :)

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