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Verify trigonometric identiy
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Verify trigonometric identiy

Verify trigonometric identiy-example-1
User Jibin Mathews
by
4.5k points

1 Answer

10 votes

Answer:

see explanation

Explanation:

Using the identity

cos²Θ = 1 - sin²Θ

Consider the left side

sin²Θ - cos²Θ

= sin²Θ - (1 - sin²Θ ) ← distribute parenthesis by - 1

= sin²Θ - 1 + sin²Θ

= 2sin²Θ - 1

= right side , thus verified

User David Portabella
by
4.4k points
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