Answer:
b. 0.86, 0.87
Step-by-step explanation:
a. Find attached solution to a
Answer:
5x-18=4x+7 ( vertical opposite angle)
5x-4x=7+18
x=25
Answer:
The equation is exact
F(x,y) = 3x4/4 - 3xy -y2
Step-by-step explanation:
The step by step explanation and to ascertain the exactness of the differential equation is as shown in the attached file.