Double angle formulas

HideShow resource information
sin2x
2sinxcosx
1 of 8
cos2x
cos^2x-sin^2x = 1-2sin^2x = 2cos^2x-1
2 of 8
sin^2x
1/2(1-cos2x)
3 of 8
cos^2x
1/2(1+cos2x)
4 of 8
tan2x
(2tanx)/1-tan^2x
5 of 8
sec^2x
tan^2x+1
6 of 8
cosec^2x
1+cot^2x
7 of 8
Sin^2x+cos^2x
1
8 of 8

Other cards in this set

Card 2

Front

cos2x

Back

cos^2x-sin^2x = 1-2sin^2x = 2cos^2x-1

Card 3

Front

sin^2x

Back

Preview of the front of card 3

Card 4

Front

cos^2x

Back

Preview of the front of card 4

Card 5

Front

tan2x

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Mathematics resources:

See all Mathematics resources »See all Trigonometry and radians resources »