Trignometry Identities_SC

• 1

Is this a pythagorean identity?
tan²x + 1 = secx

• Yes
• No

What is csc(x) equivalent to?

• 1/sin(x)
• 1/tan(x)
• sin(x)
• 1/cos(x)

Which of the following is not a pythagorean identity?

• cot²x + 1 = csc²x

• csc²x + 1 = cot²x

• cot²x - csc²x = -1

• csc²x - cot²x = 1

• 1

Simplify (Hint: you will need to FOIL first)

• sinθ

• cot²θ

• tan²θ

• cos²θ

Simplify

• secθ
• cos²θ
• sin²θ
• sin²θ/cos²θ