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

seth practice piano for 1 1/3 hours on Saturday and 5/6 hour on Sunday for much longer did he practice on Saturday than on Sunday?
Cassie is traveling 675 miles today to visit her brother and his family. So far, she has stopped for gas three times. At the first stop, she put in 7.1 gallons
Identify the amplitude on the diagram and give the correct description. Question 3 options: A because amplitude is the distance from wave crest to wave crest. B
Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. If he has 8 pieces of ribbon that are each 1 dekameter long. How many 1 mete
Explain the difference between a physical change and chemical change
How do you find the area of a triangle
Can someone help me help my sister? She is in third grade. 50 points and brainlist! Ones that are not answered. Plz and thx!
What was America's Response to the Holocaust before the War? What could the US Have done differently?
[tex]\frac{x^{-9} }{x4\\}[/tex]
If a' = 9 and c' = 15, find b'