Asked by alicia otto
suppose that the angle theta is in the second quadrant, and that sin(theta)=1/3. Find exact values for cos (theta) and csc (theta)
Answers
Answered by
bobpursley
csc=1/sin=3
cos^2 Theta+sin^2 Theta=1
cos^2=1-sin^2=8/9
cosTheta=sqrt(4*2/9)=2/3 sqrt2 and in the second quadrant, it is negative (minus)
cos^2 Theta+sin^2 Theta=1
cos^2=1-sin^2=8/9
cosTheta=sqrt(4*2/9)=2/3 sqrt2 and in the second quadrant, it is negative (minus)
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.