cherish71
cherish71 cherish71
  • 12-08-2022
  • Mathematics
contestada

-a(a² + 2a-1) for a = 2
pls help me solve this

Respuesta :

adikovictoria48
adikovictoria48 adikovictoria48
  • 12-08-2022

Answer:

-9

Step-by-step explanation:

-2(2x2+2(2)-1)

-2 x 4= -8

since the sign outside the bracket is negative, the positive sign will change to negative.

So we have -8-2(2)-1

-8-3

=-9

Answer Link

Otras preguntas

I need help with this it’s about Function 8.F.2
Where does reduction occur in an electrochemical cell? O A. Cathode O B. Porous barrier O c. Anode O D. Conducting wire
According to psychoanalytic theory, what does the defense mechanism of projection involve?.
find the height of the equilateral triangle ​
Each Handle is 1/4 the width of the handlebars. How many inches long is each Handle. Width of Handlebar is 2 ft​
The following are ages of 16 of the signers of the Declaration of Independence. 43, 62, 35, 45, 42, 46, 39, 31, 60, 37, 39, 47, 35, 36, 35, 40 Send data to calc
What’s The Answer Of This? PLEASE HELP
HELP WITH THE FORMULA PLEASE! It was reported in 2007 that there were 7,234,000 people age 16 or older who had a​ "go outside the​ home" disability and that thi
Daniel used 4 strawberries and 12 blueberries to make a parfait. What was the ratio of the number of strawberries to the number of blueberries in the parfait?A-
Write 640 : 60 in the lowest form