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

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

Find the value of y...........

Calculate the percentage change in mass for the potato in 0.2 mol/dm3 sugar solution

Sally bought five books.Their mean price was 3.25. The total cost for four books was 11.75.what was the cost of the fifth book

what is the correct answer

What anchored cach round beneath the water level?

what is the answer please...

Ben uses a compass and a straightedige to bisect angle PQR, as shown below. B Wie statement beste wy Ben uses the cate with to draw Som there?

why is the ocean across heavier than the continental crust plz help with good reason explanation and I will give u branist and rate u five star and also follow

Compute the mean deviation of the following set of data; 9,6, 3, 9, 7, 2, 1, 5, 6, 8.

A wire was shaped to form a square of area 81cm². An equilateral triangle was formed by the same wire. What is the length of a side of the triangle formed?