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2 years ago

14

Verify that each equation is an identity. Show Work plzz!!

1 answer:

Pavlova-9 [17]2 years ago

3 0

Answer:

Step-by-step explanation:

sin²x + cos²x = 1 ⇒ cos²x = 1 - sin²x

$\frac{cos^2x}{cos^2x}$ = 1

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