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

How do I only focus on my goals and nothing else?
Please help in on a test!A Point B is the result of a 180° rotation.B Point A and B have the same x-corrdinate.C Point B is the result of a 90° counterclockwise
X/3+7=-5 X = ? Solve for x
which tribe had the most trouble establishing a new constitution
When the dark or colored background of an ad extends to the edge of the printed page, it is an example of a(n)
A type of plant is introduced into an ecosystem and quickly begins to take over. A scientist counts the number of plants after m months and develops the equatio
someone answer this quickly
Which of the following is the equation for the graph shown?
NEED HELP …………………………..
Explain why the process of industrialization is called revolution, and summarize the effects of industrialization on the people of the er