Note: we use m, etc. to denote u, v, w, etc. and r to denote r. question 1 suppose a and b are 3 x 3 matrices. show that if b is obtained from a by adding 100 times the first row of a to the last row of a det (b) then det (a) = question 2 suppose a and b are 3 x 3 matrices. prove that (i) (a+bt-rt + at

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.

.24

step-by-step explanation:

the probability is   .24

the first player had the highest probability of getting a silver marble

the game could be made fair by adding back the marble that was drawn after each draw

im with everythinglos so yeahhhhh

step-by-step explanation: