Answer:
-4
Step-by-step explanation:
Answer: First option.
Step-by-step explanation:
You can use the inverse tangent function to find the value of the angle T:

You can identify in the figure that:

Then, knowing these values, you can substitute them into
.
Therefore, you get that the value of the angle T rounded to the nearest degree is:

This matches with the first option.
Answer:
x^2 / x(x+1)
x^3 / x^2(x+1)
2x / 2(x+1)
Step-by-step explanation:
Answer:
10/3
Step-by-step explanation:
First graph the points.
Then count the lines up from one point to the next in a 90 degree angle.
Which is the rise over run method.