KBourque9984
KBourque9984 KBourque9984
  • 23-10-2020
  • Mathematics
contestada

Suppose Sine (x) = four-fifths and cos(x) < 0. What is the value of cos(2x)?

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xxbobdabearxx
xxbobdabearxx xxbobdabearxx
  • 30-10-2020

Answer:

B

Step-by-step explanation:

edge

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TheoFromWiiSports
TheoFromWiiSports TheoFromWiiSports
  • 04-11-2020

Answer:

B. -7/25

Step-by-step explanation:

edge

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