Question #19e41

1 Answer
Feb 25, 2018

6x^2 -x -1

Explanation:

So you are given the 3 axis: x, y and z.
x = 3x+1
y = 2x-1
z= x+1

But you just need the area , so you will not use z
Therefore:
Area = x* y = (3x+1)*(2x-1)=6x^2 +2x - 3x -1 = 6x^2 -x -1