sothisisaza sothisisaza
  • 10-10-2020
  • Mathematics
contestada

given sin a= -2/5 and cos b=1/3 with a and b both in the interval (3pi/2 , 2pi), find sin(a+b)

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rodrickfaison rodrickfaison
  • 14-10-2020

Answer: -2-2 radical42 over 15

Step-by-step explanation

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