Answer:
Does exist -- It only exists when the determinant does not equal zero.
Step-by-step explanation:
The inverse of a matrix is the transpose of the cofactor matrix, divided by the determinant. If the determinant is zero, the result of the division is undefined and the inverse does not exist.
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For this matrix, the determinant is (-2)(18) -(9)(4) = -72. The inverse exists.
Answer:
B. $5005
Step-by-step explanation:
The amount due at signing will be the sum of ...
- $4100 down payment
- $415 security deposit
- $490 acquisition fee
These total $5005.
3, 6, 12, 24, 48, 96, 192. You just multiply the previous number by 2.
Answer:
the answer is D
Step-by-step explanation:

<h3>i) collect like terms by subtracting their coefficients</h3>

<h3> ii) subtract the numbers</h3>
