krwilliams1003
krwilliams1003 krwilliams1003
  • 03-05-2021
  • Mathematics
contestada

Given that f(x)=x^2+3x-28f(x)=x
2
+3x−28 and g(x)=x+7g(x)=x+7, find f(x)+g(x)f(x)+g(x) and express the result in standard form.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-05-2021

9514 1404 393

Answer:

  x^2 +4x -21

Step-by-step explanation:

Substitute the given expressions and simplify.

  f(x) + g(x)

  = (x^2 +3x -28) +(x +7)

  = x^2 +(3+1)x +(-28 +7)

  = x^2 +4x -21

Answer Link

Otras preguntas

What is one right or freedom from the First Amendment?*
What is the “rule of law”?
Which reaction is single replacement? (1) 2H2O2 --> 2H2O + O2 (2) 2H2 + O2 --> 2H2O (3) H2SO4 + Mg --> H2 + MgSO4 (4) HCl + KOH --> KCl + H2O
Compared to the physical and chemical properties of the compound NO2 the compound N2O has (1) different physical properties and different chemical properties (2
Name one branch or part of the government.
What is the name of the President of the United States now?
Convert 7.0055 into a mixed number in simplest form?
What happened at the Constitutional Convention?
An art gallery has 9 paintings to display along a hallway. How many different ways can they choose and display 6 of the paintings?
Which atom has the largest atomic radius? (1) potassium (3) francium (2) rubidium (4) cesium