idaniaG idaniaG
  • 08-10-2014
  • Mathematics
Answered

are the sine and cosine values in quadrant I both negative ?



Answer :

Аноним Аноним
  • 08-10-2014
No . . . they're both positive
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marzouksammer marzouksammer
  • 08-10-2014
Sine is positive in quadrant 1.
Cosine is positive in quadrant 1 too.
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