No because that would just be measuring freshman a better sampling method would be surveying the same number of students for each grade
Step-by-step explanation:
1. Right
2. Right
3. Right
4. Right
5. Right
6. Right
7. Its not properly visible sorry for this.
8. Its wrong

9. Right
10. Its wrong

11. Right
12. Its wrong.... Bcz square of minus is plus

13. Right
14. According to the BODMAS rule..



15.



16.



<h3>Hope this helps u </h3>
... ✌️❤️
For a cartesian equation

Given r = <span>10 tan(θ) sec(θ)

Therefore,</span>the curve is a parabola opening upward with vertex (0, 0).
It would be 6/21 but simplified it would be 2/7
Answer:
slope= 5x
Step-by-step explanation:
hope this helps :)