Answer:
1. The determinant is 8.
2. The determinant does not depend on the variables in the matrix.
3. When there are zeroes below the main diagonal, the determinant is the product of the diagonal.
Step-by-step explanation:
"Analyzing Determinants" on Edge2020
(If this is what i think it is)
Answer:
$50.85
Step by step explanation:
We have been given that Jessica's Furniture Store buys a couch at a wholesale price of $113.00 and the markup rate at Jessica's Furniture Store is 45%.
We can find mark-up for the couch by finding 45% of 113.


Therefore, mark-up for the couch will be $50.85.
The possible side lengths of a triangle are 6cm , 9cm, 17cm
They left with 121$ Bc they was with single ticket
Answer:
Increasing: -10<x<-8. 8<x<10. -2<x<0.
Deacresing: 3<x<7.
Neither Increasing nor decreasing: -8<x<-5