Asked by lindsay
find the exact value of [sec(-30 degrees)- cot 120 degrees]/1-cosec^2(45 degrees)
Find the exact value of [sin^2(355 degrees) + cos^2 (355 degrees)]/ tan^2 (30 degrees)
Find the exact value of [sin^2(355 degrees) + cos^2 (355 degrees)]/ tan^2 (30 degrees)
Answers
Answered by
Anonymous
sin^2 + cos^2 = 1, so you have
1/tan^2(30) = 1/3
for the other, plug in the values. recall that 1-csc^2 = -cot^2, so the bottom is just -1
1/tan^2(30) = 1/3
for the other, plug in the values. recall that 1-csc^2 = -cot^2, so the bottom is just -1
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.