Precalculus Examples

Find the Determinant of the Resulting Matrix
Step 1
Subtract the corresponding elements.
Step 2
Simplify each element.
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Step 2.1
Add and .
Step 2.2
Add and .
Step 2.3
Add and .
Step 2.4
Add and .
Step 3
The determinant of a matrix can be found using the formula .
Step 4
Simplify the determinant.
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Step 4.1
Simplify each term.
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Step 4.1.1
Multiply by .
Step 4.1.2
Multiply by .
Step 4.2
Subtract from .
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