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

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

I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER

Help please, just give answers

1. How did western expansion and the mexican-american war affect the sectional tensions between the north and south?

Mrs Smith visits THE SCHOOL - outfitters to buy school clothes for the new school year. The price of a school dress is R350 and a blazer is R650. Calculate the

SWOT) and to identify 4 strengths, 4 weaknesses, 2 opportunity, and 2 threats. Then to write an analytical text for the case study. Then to write an analytical

feeling bad about it is it a phrase

help me please I need this

what is 16.2 simplified (and 121 simplified to)

Help Please!!!!!!!!!!!!!

What global changes prompted the Monroe Doctrine? What were its key provisions?