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

Angles of a triangle worksheet I got most of it but still confused on the rest… anyone got answers ASAP!
Which feature of a balanced chemical equation demonstrates the law of conservation of mass? O A. It shows the products of a chemical reaction to the right of t
Find the coordinates of the other endpoint when you are given the midpoint (point M) and one of the endpoints (point P). P = (10, 6) and M = (-4, 8)
Please solve this! NO ROBOTS!
AB GAME For the first two years of the French and Indian War, the
Learning Opportunity 3. Sentence Craft Directions: Transform the following sentences from active to passive voice and vice-versa. 1. The Department of Health
Pls help me this is so hard
What is the book Millicent Min, Girl Genius about? (I will give brainliest)
A growing community considers building a new hospital closer to residential neighborhoods. This will get residents to emergency care faster and save lives when
Which question is most appropriate to ask during the reading of a text? O A. What strategies can I use to help me better understand this section? OB. What is th