
Simplify Trig Identity
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify: (secx-1)(secx+1)
Hint: you will need to FOIL first
tan2x
sinx
cot2x
cosx
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify: tanxcotx-cos2x
tanx
cotx
sin2x
cos2x
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1
cot x
-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify.
sin x
cos x
tan x
1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
tanxcotx-cos2x
tanx
cotx
sin2x
cos2x
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify.
sinθ
cos²θ
sin²θ
1- sin²θ
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