Question #19e41

1 Answer
SourLemonn8
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#

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