Differentiate the given solution:

Substitute
and
into the ODE:

and it's easy to see the left side indeed reduces to 0.
Answer:
1- B & C (Same answer and also I'm not that sure)
2- B: y = 8x (I'm sure of this ^^)
3- Option 3
4- 108 degrees
Answer:
200 smaller lots
Step-by-step explanation:
10 ÷ 1/20 = 200
Answer:

Step-by-step explanation:





Answer:
16/31, 51.612903225807%
Step-by-step explanation: