ennelsjamaure ennelsjamaure
  • 02-02-2021
  • Mathematics
contestada

By definition, the determinant equals ad - bc. What is the value of when x = -2 and y = 3? I NEED HELP PLEASE

By definition the determinant equals ad bc What is the value of when x 2 and y 3 I NEED HELP PLEASE class=

Respuesta :

abidemiokin
abidemiokin abidemiokin
  • 07-02-2021

Answer:

B. -84

Step-by-step explanation:

Taking the determinant of the matrices we will have;

= 4x(5y) - 2x(3y)

= 20xy - 6xy

= 14xy

Given x = -2 and y = 3

Determinant = 14(-2)(3)

Determinant = -28*3

Determinant = -84

Answer Link

Otras preguntas

What is a dependent variable?
Kelsie sold digital cameras on her website. She bought the cameras for $65 each and included a 60% markup to get the selling price. To the nearest dollar, what
land which has not yet been divided into states
how many terms are in this expression? 2xy-3x
The organelle responsible for providing energy to the cell is the Vacuole Mitochondria Golgi Apparatus Nucleus
33pt = blank qt blank pt
What causes tectonic plates to move
Which association best describes the scatter plot? A. linear association B. negative association C. no association D. positive association
What is the main difference between organisms that share many characteristics and organisms that do not
True or False (correct if false): In return for free land, settlers in Texas had to agree to support Mexican independence from Spain.