Janelle wrote the matrix addition below.
| 3 -1
6 m-1
17 5+1
nl || -5 0 4] | 1 -6 -7) -1 -7
-9 + 0 -12 2 + 4 0 3 || = 10 12
7| || 1 -18 8] [14 -11 5 32 -28
18
-4
20
Which statement is true?
O (1+4)- 7 = 18
o (m-1)+12)+0 = 12
((5+1)- 18) +11 =-28
o
n+(m-1)+(5+1)=-28

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.