## DominiRican1013 one year ago If sin(x)=4/5 and x is in quadrant 2 then tan2(x)= A. -12/7 B. 24/7 C.-24/7 D. 12/7

1. DominiRican1013

@LynFran

2. DominiRican1013

How do I give medals???

3. LynFran

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4. LynFran

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5. LynFran

now note: that tan (x) and cos(x) is negative in quadrant 2

6. LynFran

and we want tan2x so..

7. LynFran

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8. LynFran

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9. LynFran

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10. DominiRican1013

:/ idk

11. DominiRican1013

i give up

12. DominiRican1013

i'll just guess

13. LynFran

no dont guess were almost finish

14. anonymous

:)

15. LynFran

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16. anonymous

Are you getting it?

17. DominiRican1013

18. LynFran

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19. DominiRican1013

20. LynFran

look at my previous post...

21. DominiRican1013

oh okay sorry didn't see that so no negative involved. Omg my head hurts I can't do this

22. LynFran

the negatives cancel out...when they were multiplied.

23. DominiRican1013

Ugh so true... I'm telling I can't until I'm done with this class

24. LynFran

lol...

25. LynFran