Use the following matrices to answer the questions below. Make sure you write in complete sentences, and use correct grammar and punctuation.
1. What does element LaTeX: B_{2,1} B 2 , 1 represent?

2. What does element LaTeX: A_{_{3,2}} A 3 , 2 represent?

3. How many vehicles did Sydney sell?

4. Who had the highest bonus? How do you know this? (Hint: Find AB).

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm. dist(80,475,33,1) =norm. inv(0.80,475,33) =norm. s.inv((80-475)/33)?

Find the root(s) of f (x) = (x- 6)2(x + 2)2.

Part a what is the area of triangle i? show your calculation. part b triangles i and ii are congruent (of the same size and shape). what is the total area of triangles i and ii? show your calculation. part c what is the area of rectangle i? show your calculation. part d what is the area of rectangle ii? show your calculation. part e rectangles i and iii have the same size and shape. what is the total area of rectangles i and iii? show your calculation. part f what is the total area of all the rectangles? show your calculation. part g what areas do you need to know to find the surface area of the prism? part h what is the surface area of the prism? show your calculation. part i read this statement: “if you multiply the area of one rectangle in the figure by 3, you’ll get the total area of the rectangles.” is this statement true or false? why? part j read this statement: “if you multiply the area of one triangle in the figure by 2, you’ll get the total area of the triangles.” is this statement true or false? why?