Answer:
-5 would Be your answer
Step-by-step explanation:
Answer:

Step-by-step explanation:
We have been given the intersection coordinates:
(7,1,-6) and perpendicular to the line x=-1+t ,y=-2+t and z=-1+t
From the condition of perpendicularity we know:


Now, we have given x=-1+t , y=-2+t and z= -1+t





Now, substituting t in the given coordinates x,y and z we get:


And 
Answer:the cost of the cell phone is a function of the number of features
Step-by-step explanation:
Because the cost depends on the features