PEMDAS
100 times 7 is 700
678 times 56 is 37968
700 +8 - 37968
-37260
Nine more than a variable "a".
domain is correct for b and c
the graph is a function because each value of x has only one y value
hence answer is B
Answer:
a)yes
Step-by-step explanation:
5 times 5 is 25
8 times 5 is 40
Answer:
846.06 units
Step-by-step explanation:
The amount of profit, y, made by the company, is related to the selling price of each widget, x, by the given equation as follows :
...(1)
We need to find out the maximum amount of profit the company can make.
For maximum profit put dy/dx = 0
So,

Put x = 22.87 in equation (1). So,

So, the maximum profit is 846.06 units.