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Find the exact value of tan 2x if sin x = -4/5. (Quadrant III)

Find the exact value of tan 2x if sin x = -4/5. (Quadrant III)
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Find the exact value of tan 2x if sin x = -4/5. (Quadrant III)

User Cherrywoods
by
7.8k points

1 Answer

9 votes

Answer:

sin x = -0.8

x = -53.13010235 (used inverse of sin)

tan 2x

tan -106.2602047

= 0.61854704132

User Safi Habhab
by
7.5k points
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