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TRIGONOMETRIC IDENTITIES AND EQUATIONS
Max
Ас
Double-angle identities: Problem type 1
Español
3
and x terminates in quadrant III
Find sin 2x, cos 2x, and tan 2x if cosx=-
13
La
sin 2x
?
cos2x
=
tan 2.x
Aa
미미
X

Image Transcription

TRIGONOMETRIC IDENTITIES AND EQUATIONS Max Ас Double-angle identities: Problem type 1 Español 3 and x terminates in quadrant III Find sin 2x, cos 2x, and tan 2x if cosx=- 13 La sin 2x ? cos2x = tan 2.x Aa 미미 X

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