Answer:
3. 60°
4. 378.542
Step-by-step explanation:
in the picture
Answer:
B
Step-by-step explanation:
Slope-intercept form is written as shown: y=mx+b
m is the slope, and b is the y-intercept. An example of this would be y=6x+2
An element of a matrix is found by looking at "A(row,column). So in our case, we are looking for b31 where 3 is the row and 1 is the column.
We see that in the third row, first column, the element is -1.
:)