brianaspence08 brianaspence08
  • 04-05-2020
  • Mathematics
contestada

Evaluate.

Find (f ∙ g)(3) given f(x) = x - 5 and g(x) = -4x2 + 11x + 5.

A.-248

B.16

C.-94

D,-4

Respuesta :

benlupsa25
benlupsa25 benlupsa25
  • 04-05-2020
B because I did the math and it’s b
Answer Link
ItzMikeSS
ItzMikeSS ItzMikeSS
  • 04-05-2020

Answer: D) -4

Step-by-step explanation:

[tex]f(x)=x-5\\g(x)=-4x^2+11x+5[/tex]

[tex](f*g)(3)=(x-5)(-4x^2+11x+5)\\(f*g)(3)=(3-5)(-4(3)^2+11(3)+5)\\(f*g)(3)=(-2)(-4*9+33+5)\\(f*g)(3)=(-2)(-36+38)\\(f*g)(3)=(-2)(2)\\(f*g)(3)=-4[/tex]

Answer Link

Otras preguntas

Exercising with heavier weight and lower repetitions is a good strategy to gain muscular endurance. True False
⊕ What region do you suggest will be given priority in the vaccination program? Why?
If line segment PB = 12 cm, the area of sector ACB = ? cm2 (rounded to the nearest cm2).
2 culture of aspect human tower of catalonia
You need to follow rules. (into negative)​
Sancho in the story Don Quixote and Vincent in the play The Comical History of Don Quixote both react to Don Quixote's actions. What is Sancho's attitude toward
How does Alan Weisman most clearly use text structure to prove his points? A. He discusses the problem of human destruction of nature and gives solutions to pre
HELP ME RN PLEASEEEE [WILL GIVE BRAINLY TO CORRECT AND BEST EXPLAINED ANSWER]
You put $425 Into a savings account that earned 8% annual interest compounded quarterly a) Write a function that represents the balance of the account after t y
Can you construct a quadrilateral with angle measures of 65, 65, 75 and 80 degrees? Explain your reasoning