Answer:

Step-by-step explanation:
The picture of the question in the attached figure
we know that
----> by SOH (opposite side divided by the hypotenuse)
we have

solve for BC

substitute the values


The domain is -1, 0, 1, 2, 3, 4. Hope this helps.
Answer:
-1 and 1/3
Step-by-step explanation:
-12 x -1 1/3= 16