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

a trampoline has an area of 49 times pie square feet. what is the diameter of the trampoline?
who wrote the Declaration of Independence
determine wheter 3x+12+x is equivalent to 4(3+x). use properties of operations to justify your answer. please help! answer only if you know!
Combine like terms.9 + 18s – 7s A. 20s B. 9 + 11s C. 9 – 11s D. 20
PLEASE HELP I GIVE THANKS
The ramp on the back of a moving van is 3ft high and rises at an angle of 25° . how long is the ramp . round to the nearest foot.
What are two components that make up force?
Name TWO duties of the crane operator.
PLEASE HELP I GIVE THANKS
What was the Roman forum?