Answer:

Step-by-step explanation:
Set it up as a proportion in correspondence with their unit of measurement:
![\frac{16}{21,3} = \frac{25}{?} → \frac{[21,3][25]}{16} → \frac{532,5}{16} = 33,28125 \\ \\ 33,3 ≈ P](https://tex.z-dn.net/?f=%5Cfrac%7B16%7D%7B21%2C3%7D%20%3D%20%5Cfrac%7B25%7D%7B%3F%7D%20%E2%86%92%20%5Cfrac%7B%5B21%2C3%5D%5B25%5D%7D%7B16%7D%20%E2%86%92%20%5Cfrac%7B532%2C5%7D%7B16%7D%20%3D%2033%2C28125%20%5C%5C%20%5C%5C%2033%2C3%20%E2%89%88%20P)
I hope this is correct, and as always, I am joyous to assist anyone at any time.
Answer:
b^2-4ac >0 the roots are real
Step-by-step explanation:
b^2-4ac >0 the roots are real
b^2-4ac = 0 there is 1 root
b^2 -4ac <0 the root are complex
Answer:
12^4/5
Step-by-step explanation:
When doing this you put the number the base is raised to on top of the fraction and the root number on the bottom
Answer:
1. 13+10i
2. 28-(-4i)
3. -14-1i
4. 4 -i
5. 15+ 10i
6.8 - 5i^2
Step-by-step explanation: