Math, asked by bhaskaredu74, 2 months 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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