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Mathematics 16 Online
OpenStudy (anonymous):

What is element a23 in matrix A? (In Comments)

OpenStudy (anonymous):

Directrix (directrix):

@MotionlessInWhite96 Which element is at the intersection of the second row and the third column in the matrix? Post what you think, and I'll tell you if we got the same answer, okay?

OpenStudy (anonymous):

-5?

Directrix (directrix):

Yes. That is what I got.

Directrix (directrix):

Here's a diagram.

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