Ademolaomowa12 Ademolaomowa12
  • 04-09-2020
  • Mathematics
contestada

Express your answer as a polynomial in standard form.
f(x) = x + 7
g(x) = x2 + 2x
1
Find: g(f(x))

Respuesta :

jimrgrant1 jimrgrant1
  • 04-09-2020

Answer:

x² + 16x + 64

Step-by-step explanation:

To find f(g(x)) , substitute x = g(x) into f(x), that is

f(x + 7)

= (x + 7)² + 2(x + 7) + 1 ← expand (x + 7)² using FOIL

= x² + 14x + 49 + 2x + 14 + 1 ← collect like terms

= x² + 16x + 64

Answer Link

Otras preguntas

A small book publisher knows that 26 books weigh 41 lbs. How much do 40 books​ weigh?
Ali was paid $75 for mowing a neighbor''s yard. This is one fourth of the amount of money she earned all summer
Plz help me because I don’t understand
un used xx milliliters, or 90\%90%, of his favorite bottle of hot sauce. Which of the following expressions could represent the volume of a full bottle of Jun's
what does rereading accomplish?
help plz!!!!!!!!!The given dot plot represents the average daily temperatures, in degrees Fahrenheit, recorded in a town during the first 15 days of September.
What were the short-term and long-term impacts of the American revolution
A 6 ounce bottle of dressing costs $1.56 a 14 ounce bottle costs $3.36 a 20 ounce bottle costs $5.60 which has the lowest cost per ounce
In the water cycle , when does water undergo a chemical change
Why did France demand that Germany repay their debts in foreign currency?