Answer:
a.
Step-by-step explanation:
The curve
is not a conic.
Convert to rectangular coordinates.
First multiply through by r.
Substitute
and
We can see clearly that this is not a conic.
is an equation of a cardioid.
is a circle.
is a parabola.
is an ellipse.
Answer:
16
Step-by-step explanation:
you replace the letter with the number given to replace them. So, in the equation you replace the letter C with -1, as it tell you on the side. You do the same with F, but with 3. your equation should look like: 7(-1 + 5) - 3 × 4. you then solve from there and should get 16. I hope this is right, if not my bad
Look kid, this question has been up for 3 hours think its time to let it go......... hoped i helped. ✔verified✔
Find the scale it’s 7.0 explanation