Finite Math Examples

Find the Inverse [[9,7],[0,0]]
Step 1
Find the determinant.
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Step 1.1
The determinant of a matrix can be found using the formula .
Step 1.2
Simplify the determinant.
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Step 1.2.1
Simplify each term.
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Step 1.2.1.1
Multiply by .
Step 1.2.1.2
Multiply by .
Step 1.2.2
Add and .
Step 2
There is no inverse because the determinant is .