SOLUTION: write cos t in terms of sin t, knowing that pi < t < 3pi/2 I got -sinpi/2-t. I was just wondering if I did that right or no and if you could provide steps if its not.

Question 1177587: write cos t in terms of sin t, knowing that pi < t < 3pi/2
I got -sinpi/2-t. I was just wondering if I did that right or no and if you could provide steps if its not.
Found 2 solutions by MathLover1, ikleyn:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

write in terms of
use identity
solve for

Answer by ikleyn(52910) (Show Source): You can put this solution on YOUR website!
.

The solution by @MathLover1 is FATALLY WRONG.

For correct solution/answer, see my post under this link

https://www.algebra.com/algebra/homework/Trigonometry-basics/Trigonometry-basics.faq.question.1177603.html

https://www.algebra.com/algebra/homework/Trigonometry-basics/Trigonometry-basics.faq.question.1177603.html

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