Write a matrix to display the information.Barges from ports X and Y went to cities A and B. Shipping costs $220 from X to A, $300 from X to B, $400 from Y to A, and $180 from Y to B. Make a 2 × 2 matrix showing the shipping costs. Assign the ports to the rows and the cities to the columns.
A. 
B. 
C. 
D. 
Answer: B
You might also like to view...
Insert the correct sign of inequality (> or <) between the given numbers.
3.17
A. 
> 3.17
B. 
< 3.17
Rotate the axes so that the new equation contains no xy-term. Discuss the new equation.24xy - 7y2 + 36 = 0
A. ? = 36.9°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±2)
B. ? = 36.9°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±3)
C. ? = 36.9°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ± 
)
D. ? = 53.1°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±2)
Find the product.(4x + 3y)2
A. 4x2 + 9y2 B. 16x2 + 9y2 C. 16x2 + 24xy + 9y2 D. 4x2 + 24xy + 9y2
Provide an appropriate response.What is the equation of a vertical line through (-2, 2)?
A. x = 2 B. y = 2 C. y = -2 D. x = -2