7c-7=4c+17
7c-4c=17+7
3c=24
c=24/3=8
(3,-1)
Use the V.L.T (Vertical Line Test) and plot the graph points, if you can draw a straight line through any points it cannot be a function.
Answer:
A function is a relation in which each possible input value leads to exactly one output value
Answer:
Step-by-step explanation:
Given
Economic system Q is given by

also 
if 



substitute these values




differentiate w.r.t to L to get 


