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kenneyfamily Group Title

find the value of tan(A-B) if cos A=-3/5, sin B=5/13, 90 < A < 180, and 90 < B < 180 a) 33/56 b) 63/56 c) -33/56 d) -63/56

  • one year ago
  • one year ago

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  1. ajprincess Group Title
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    |dw:1353213856188:dw||dw:1353214094399:dw||dw:1353214196521:dw||dw:1353214257688:dw| plug in the values and find. Can u find it @kenneyfamily?

    • one year ago
  2. kenneyfamily Group Title
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    let me try..this is great thanks

    • one year ago
  3. kenneyfamily Group Title
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    33/56! @ajprincess right?

    • one year ago
  4. gohangoku58 Group Title
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    wouldn't tan A and tan b be both negative ? A,B are in 2nd quadrant.....

    • one year ago
  5. ajprincess Group Title
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    Since A and B are in the second quadrant tanA and tanB will be negative and ya @gohangoku58 u r right:) so it will be -33/56

    • one year ago
  6. ajprincess Group Title
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    Reaally sorrry for nt mentioning it at the beginning @kenneyfamily.

    • one year ago
  7. ajprincess Group Title
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    Is that clear @kenneyfamily?

    • one year ago
  8. kenneyfamily Group Title
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    yes thank you!!

    • one year ago
  9. ajprincess Group Title
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    welcome:)

    • one year ago
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