shunnawillis0 shunnawillis0

08-10-2019
Mathematics

contestada

what is the value of -2x^2-4x-11 if x=-3

Respuesta :

harpazo harpazo

08-10-2019

Replace every x with -3.

-2(-3)^2 - 4(-3) - 11

-2(9) + 12 - 11

-18 + 1

-17

Answer Link

lozzymp lozzymp

08-10-2019

Answer:

10

Step-by-step explanation:

-2x^2 = - -3^2

= 9

9-4x = 9- -12

= 21

21-11= 10

Answer Link

Otras preguntas

Describe. George Washington`s role in the american reveloution

Define declaration of sentiments

The primary purpose of the Articles of Confederation was to (1) provide revenues for the national government (2) establish the basic framework of the nat

During the late 180os, the principles of Social Darwinism and laissez-faire economics were most closely associated with the interests of (1) farmers

Extinction occurs when the environment changes and (1) a species can reproduce successfully (2) an individual has adaptive characteristics insufficient to allow

In the Compromise of 1877 that ended Reconstruction, Republicans agreed to (1) withdraw federal troops from the South (2) support the Black Codes (

• Banning loans to nations at war • Prohibiting the sale of armaments to nations at war • Limiting travel by United States citizens on ships of

the velocity of an object includes its speed and

… It is our true policy to steer clear of permanent alliances with any portion of the foreign world; so far, I mean, as we are now at liberty to do it

… You express a great deal of anxiety over our willingness to break laws. This is certainly a legitimate concern. Since we so diligently urge people to