Question

What is the exact value of the trigonometric expression?

sin(5π6)

−12
−3√2
3√2
12

Answer 1

Answer:

1/2

Step-by-step explanation:

$\sin( \frac{5\pi}{6} )$

Note that the reference angle is pi/6.

We know that

$\sin( \frac{\pi}{6} ) = \frac{1}{2}$

Since sin is positve in the second quadrant, sin is positve 1/2

Answer 2

the answer is 1/2, hope this helps !