-8
Step-by-step explanation:
The gradient or slope of a curve y is simply the derivative of the curve at a point x. So we can proceed as follows

Evaluated at x = 2, the gradient of the slope is

Answer:
Ratios of money made by Jackie and Liana = 
Step-by-step explanation:
We have given,
On selling a lemonade :
Money made by Jackie = $24
Money made by Liana = $36
We need to find the ratios of money made by Jackie and Liana by selling lemonade.
So, Ratio = Money made by Jackie / Money made by Liana
or , Ratio = 
or, Ratio = 
So, the ratios of money made by Jackie and Liana is 
So they both go into 24 so
20/24 - 24/24
They answer is 4/24
You can ruduce that to 2/12 or 1/6