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

Fill in the blank. ________ feedback can lead to global warming or global cooling and is related to polar ice caps and glaciers. The reverse of the ice-albedo f
During an experiment the following times (in seconds) were recorded. Find the median. 2.78, 2.35, 2.43, 10.91, 2.69, 2.65, 2.38 The median is ( ) seconds.
Quotes in Trevor Noah that illustrate his sense of humor and explain.
what’s the answer when x=3 and y=5 ?
what is the solubility of the diazonium salt​
Which of the following is a way to distinguish between dna and rna
why battle of Lexington and Concord are very Important for the colonies?​
Complete with the correct preterite form of the indicated verb. Tú lo ___________, ¿no? (tener) Question 10 options: tuviste tuve tienes
All the following are bite registration materials except
a photon has an energy of 1.10 x 10_-13 J. What is the photon's wavelenght? What type of electromagnetic radiation is it?