Gee1111
Gee1111
11-03-2017
Mathematics
contestada
If f(x) = x^2 + 9x, find f(a - 4)
Respuesta :
sdmatera
sdmatera
11-03-2017
To solve this, you plug a-4 in wherever you see an x
f(a-4)=(a-4)(a-4)+9(a-4)
Then you distribute to simplify
=a^2-4a-4a+16+9a-36
=a^2+a-20
Hope this helps
Answer Link
VER TODAS LAS RESPUESTAS ( 12+ )
Otras preguntas
Help help help help help help
The variable z varies jointly with x and y. If z = 18 when x = 2 and y = 6, find the constant of variation, k, and then find the value of z when x = −4 and y =
Tyneka inherited 1,000 shares of Aqua, Inc. stock from Joe. Joe's basis was $35,000, and the fair market value on July 1, 2019 (the date of death) was $45,000.
What was done by the City of Chicago to address the riots, both while they were occurring and during their aftermath? Explain.
Describe the Kuiper belt including its location, composition and relationship to dwarf planets
If f(x)= | x+5 | + x + 5 , find f(-7)
A well meaning aunt talked with her 9-month old nephew about meeting her new boyfriend. However, when he saw the young man, the child shrieked inconsolably. "It
For potassium metal, the work function φ (the minimum energy needed to eject an electron from the metal surface) is 3.68 × 10–19 J. Which is the longest wavelen
Ricardo purchased a new car with special 1.9% financing. If the cars price was 17,999 and he financed it for years, find his monthly payment. A. $343.25 B.$3
Data below for the year ended December 31, 2021, relates to Houdini Inc. Houdini started business January 1, 2021, and uses the LIFO retail method to estimate e
