Answer:
6 books for $21
Step-by-step explanation:
In order to find the better deal you need to know what the cost is for 1 book corresponding to each deal, you do this by dividing the cost of the books by the total amount of books.
21/6 = $3.5
15/4 = $3.75
You can get books for a better deal by buying 6 books for $21
Therefore, her rate per hour = $55 per hour plus $248 material charge.
Answer:
x = 2
Step-by-step explanation:
x + 1 + 4 = 2x + 3
x + 5 = 2x +3
x + 2 = 2x
2 = x
x = 2
It seems that the boundary of is the circle in the plane . By Stokes' theorem,
Parameterize by
with . Then the line integral is