Fill in each blank so that the resulting statement is true.
Consider the matrix
We can obtain 0 in the position shaded by a rectangle if we multiply the top row of numbers by__________ and add these products to the____________ row of numbers. We can obtain 0 in the position shaded by an oval if we multiply the top row of numbers by_________________ and add these products to the______________ row of numbers.
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Algebra and Trigonometry
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