Basic Trig Identities

In each question, choose the expression that represents the correct simplified form of each original relationship.

General Questions

sin x cot x = ?

1.

csc x
cos x tan x
cos x
1

cot x / cos x = ?

2.

csc x
cos x tan x
cos x
1

csc x sin x = ?

3.

csc x
cos x tan x
cos x
1

cos x tan x = ?

4.

csc x
1/csc x
cos x
1

sin⁴ x + sin² x cos² = ?

5.

sin² x
cos² x
tan² x
csc² x

1 / (1-cos² x) = ?

6.

sin² x
cos² x
tan² x
csc² x

cos x sin x / tan x = ?

7.

sin² x
cos² x
tan² x
csc² x

sin² x / (1-sin² x) = ?

8.

sin² x
cos² x
tan² x
csc² x

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