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

Help! I’ll mark brainly list
Can someone please help me I don’t understand this On the number line, point B is between point A (-8) and point C (16). The distance between points A and B is
1. Identify the effect of the logical reasoning that King employs in paragraph 44.
The cell membrane holds the cell together true or false?
please anyone who know
Sixty degrees Fahrenheit at the end of a hot summer feels cold, whereas the same temperature at the end of a cold winter feels hot. How is it that the same stim
CAN SOMEONE PLEASE ANSWER THIS CORRECTLY QUICKLY PLEASE
Can you check if the solution is right or wrong?
Solve for x and graph the solution on the number line below. - 4x – 2 < -6 and - 4x – 2 > -42
a) Write 2350 million in standard form. b) Write 25 x 10' in standard form. c) Which of these numbers is a square number? A B D 4 x 105 C 9 x 104 4 x 103 9 x 10