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Unknowndragon17
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Unknowndragon17
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Pre-Calculus-Trigonometry semester test, help!!!
1. Blake solves the system of equations by forming a matrix equation.
−x+4y=8
2x+3y=−5
He multiplies the left side of the coefficient matrix by the inverse matrix.
read more ..
Alan
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Unknowndragon17
Dec 3, 2020