Trigonometric Values
Reciprocal and Quotient Identities
Pythagorean Identities
Trigonometric Sum and Difference Formulas
Verifying Trigonometric Identities
100
sin90
What is 1?
100
sinθ
What is 1/cscθ?
100
sin^2u + cos^2u
What is 1?
100
sin(u+v)
What is sinucosv + cosusinv?
100
1 + (1/cotu)^2
What is sec^2u?
200
tan180
What is 0?
200
secθ
What is 1/cosθ?
200
1 - sin^2u
What is cos^u?
200
cos(u+v)
What is cosucosv - sinusinv?
200
1-sin^2u/sin^2u
What is cot^2u?
300
csc30
What is 2?
300
cotθ
What is 1/tanθ?
300
1 + tan^2u?
What is sec^2u?
300
sin(u-v)
What is sinucosv - cosusinv?
300
sinu-cscu
What is -cos^u?
400
cos1140
What is 1/2?
400
tanθ (Quotient form)
What is sinθ/cosθ?
400
tan^2u
What is sec^2u - 1?
400
cos(u-v)?
What is cosucosv + sinusinv?
400
2 - sin^2u
What is sin^2u?
500
sin-570
What is 1/2?
500
cotθ (In terms of secants)
What is cscθ/secθ?
500
csc^2u
What is 1 + cot^2u?
500
tan(u-v)
tanu-tanv/1+tanutanv?
500
tanu - sinucotu/secu
What is sinu-cosu/secu?
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