joseisantiago58
joseisantiago58 joseisantiago58
  • 02-09-2020
  • Mathematics
contestada

Evaluate and simplify the following expression for the given values​

Evaluate and simplify the following expression for the given values class=

Respuesta :

JenjiWasTaken JenjiWasTaken
  • 02-09-2020

Answer:

-88

Step-by-step explanation:

-a² + 4ab - b²

Substitute the variables with the numbers given.

-2² + 4(2×-6) - -6²

-2² + 4(-12) - -6²

-4 + 4(-12) - 36

-4 + -48 - 36

-52 - 36 =

-88

(im starting 8th grade tommorow and im doing this cause im bored and i should practice xD)

Answer Link

Otras preguntas

Find the 50th term of the sequence 5, -2, -9, -16
Write the ratio as a fraction in simplest form. 18 84
Sela traveled from her home in Flagstaff to San Francisco to seek specialized medical care. Because she was unable to travel​ alone, her father accompanied her.
5-5+x*7=14 What is x=
Games Galore Corp. hires Haley, a minor, to create new customized game software for certain clients. Haley signs a contract that requires her to work for Games
Write a differential equation that is a mathematical model of the situation described. The time rate of change in the temperature T of coffee is proportional to
Question:Why does Emerson think the Indian Removal act is unjust? What evidence does he use?​
Paul uses the equation y=8x+40 to model the situation. What does the number 40 represent in this equation? Be sure to explain using a complete thought!
Zoe and Hannah share tips in the ratio 3:7 . Last week Zoe received £24 . How much did Hannah receive last week?
What is the best way to check the reliability and validity of a source