Answer:
hope this helps!
Step-by-step explanation:
Sample response: The two main variables in an experiment are the independent and dependent variable. An independent variable is the variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable. A dependent variable is the variable being tested and measured in a scientific experiment.
Answer:
I think it is 4 to 3
Step-by-step explanation:
if I am wrong I'm sorry
When x=-1:
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Ok that gives us a little more information.
If we implicitly differentiate with respect to t, from the very start, then we can apply our product rule, ya?

The right side is zero, derivative of a constant is zero.
Where x' is dx/dt and y' is dy/dt.
From here, plug in all the stuff you know:
y' = -3
x = -1
y = 4
and solve for x'.
Hope that helps!
Answer:
c.
Step-by-step explanation:
2 lines are cut by a transversal. At the intersection of the first line with the transversal, the bottom right angle is 130 degrees. At the intersection of the second line with the transversal, the uppercase right angle is 50 degrees.
Answer:
12 A boat sails 50 km on the bearing 054º. How far is the ship north of its starting point? 13.
Step-by-step explanation:
hope this helped!