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## Main Question or Discussion Point

Find X if

X' * X =

(50, 300)

(300, 1000)

Then find Y if

Y * X =

(300, 2000)

Problem is that when I try to solve for X (or X') first, I get three equations with four unknowns (a11, a12, a21, a22). Any help?

X' * X =

(50, 300)

(300, 1000)

Then find Y if

Y * X =

(300, 2000)

Problem is that when I try to solve for X (or X') first, I get three equations with four unknowns (a11, a12, a21, a22). Any help?