Trigonometric Identities and Simplifications

Simplify:  tanxcotx-cos²x

• tanx
• cotx
• sin²x
• cos²x

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

• csc²θ
• sec²θ
• cscθ
• 1

Tags

CCSS.HSF.TF.C.8

CCSS.HSF.TF.A.2

Simplify

(-sec x)(cot x)(sin x)

• sin x

• - sin x

• 1

• -1

Tags

CCSS.HSA.APR.D.6

Simplify cot(x)tan(x) + cot²(x)

• -cot(x)

• csc²(x)

• sec(x)

• -csc²(x)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSA.APR.D.6

• sinθ
• cos²θ
• sin²θ
• 1- sin²θ

Tags

CCSS.HSF.TF.C.8

Simplify

• sin²θ
• cosθ
• tanθ
• 1- sin²θ

Simplify

• -1
• sin θ
• csc θ
• 1

• csc²θ
• sec²θ
• cscθ
• 1

What is the reciprocal of the sine function?

• cosecant

• cosine

• secant

• cotangent

Tags

CCSS.HSF.TF.A.2

Secant is the reciprocal of what function?

• Cosecant
• Sine
• Cosine
• Tangent

Tags

CCSS.HSF.TF.A.2