axelarmstrong434
axelarmstrong434 axelarmstrong434
  • 04-05-2022
  • Mathematics
contestada


2 For f(x)=3x(x + 5), find f (-2).
A-18
B 18
C -42
D 42

Respuesta :

renknee
renknee renknee
  • 04-05-2022

Answer:

A. -18

Step-by-step explanation:

» Application

To find the value of f(-2), we have to plug in the value of -2 for each x in the equation.

» Solution

  • [tex]f(-2)=3(-2)(-2+5)[/tex]
  • [tex]f(-2)=-6(3)[/tex]
  • [tex]f(-2)=-18[/tex]

Thus, f(-2) = A. -18.

Answer Link

Otras preguntas

The "new immigrants" who immigrated to the United States after the Civil War primarily came from all of the following countries EXCEPT: A. Italy B. Poland C. Ir
What is 4r^-3 times 2r^2
"The quotient of a number and four decreased by ten is two. What is the number?" im confused. can someone help?
What is 230 in scientific notation
What's the difference between simile and metaphor?
The county animal park is shaped like a triangle. Two perpendicular sides of the park measure 2.3 miles and 3.4 miles. What is the area of the animal park? a.
Which phrase could be represented by this expression? 2m + 7 a. seven more than half a number b. seven more than twice a number c. twice the sum of a number an
If the root thermo- means "heat," which does thermodynamics mean?
Which of the following is a declarative sentence? A. Where is John taking Mary on their date? B. John asked Mary to go on a date. C. John and Mary are dat
What is the value of a2 + 3b ÷ c - 2d when a = 3, b = 8, c = 2, and d = 5 a. 8 b. 12 c. 10 d. 11