Math, asked by bhaskaredu74, 1 month ago

what is the value of sin²Ø - cos²Ø?

Answers

Answered by srihari30

3

Answer:

1-2cos²Ø

Step-by-step explanation:

sin²Ø + cos²Ø =1

sin²Ø + cos²Ø - 2cos²Ø= 1 - 2cos²Ø

sin²Ø - cos²Ø =1 - 2cos²Ø

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