Trig Identities Quiz Rw

secθ=

• 1/cosθ
• 1/sinθ
• 1/tanθ
• 1/cscθ

cscθ=

• 1/cosθ
• 1/sinθ
• 1/tanθ
• 1/secθ

Simplify

 $\cot\theta\tan\theta$  

• sin²θ/cos²θ

• 1

• 0

• cos²θ/sin²θ

tanθ = 

• 1/cosθ

• 1/sinθ

• cosθ/sinθ

• sinθ/cosθ

 $\sec^2x\ -\ 1\ =$  

•  $\cot^2x$  

•  $\csc^2x$  

•  $\cos^2x$  

•  $\tan^2x$  

 $1-\sin^2x\ =$  

•  $\sin^2x$  

•  $\cos^2x$  

•  $\sec^2x$  

•  $\csc^2x$  

cotθ =

• 1/cosθ

• 1/cscθ

• 1/secθ

• 1/tanθ

What happens when you multiply two reciprocal functions?

• You get a pythagorean identity

• It equals 1

• You get a quotient identity

• It equals 0

 $1+\tan^2x=$  

•  $\csc^2x$  

•  $\cot^2x$  

•  $\sin^2x$  

•  $\sec^2x$  

cotθ =

• cosθ/sinθ

• sinθ/cosθ

• tanθ

• 1/cosθ